diff --git a/bin/node/cli/Cargo.toml b/bin/node/cli/Cargo.toml
index 3e76ae703d..a9c96fd493 100644
--- a/bin/node/cli/Cargo.toml
+++ b/bin/node/cli/Cargo.toml
@@ -31,28 +31,28 @@ structopt = "0.3.3"
 jsonrpc-core = "14.0.3"
 
 # primitives
-primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-grandpa-primitives = { package = "sp-finality-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-inherents = { package = "sp-inherents", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+grandpa-primitives = { package = "sp-finality-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+inherents = { package = "sp-inherents", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 # client dependencies
-client = { package = "sc-client", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-client-api = { package = "sc-client-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-chain-spec = { package = "sc-chain-spec", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-txpool = { package = "sc-transaction-pool", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-network = { package = "sc-network", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-babe = { package = "sc-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-grandpa = { package = "sc-finality-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-offchain = { package = "sc-offchain", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-client-db = { package = "sc-client-db", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-sc-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-basic-authorship = { package = "sc-basic-authority", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-sc-service = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-telemetry = { package = "sc-telemetry", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-consensus-common = { package = "sp-consensus", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+client = { package = "sc-client", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+client-api = { package = "sc-client-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+chain-spec = { package = "sc-chain-spec", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+txpool = { package = "sc-transaction-pool", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+network = { package = "sc-network", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+babe = { package = "sc-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+grandpa = { package = "sc-finality-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+offchain = { package = "sc-offchain", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+client-db = { package = "sc-client-db", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+sc-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+basic-authorship = { package = "sc-basic-authority", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+sc-service = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+telemetry = { package = "sc-telemetry", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+consensus-common = { package = "sp-consensus", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 # plasm-specific dependencies
 plasm-primitives = { path = "../primitives" }
@@ -61,24 +61,24 @@ plasm-runtime = { path = "../runtime" }
 plasm-rpc = { path = "../rpc" }
 
 # frame dependencies
-system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-contracts = { package = "pallet-contracts", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-transaction-payment = { package = "pallet-transaction-payment", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-finality-tracker = { package = "pallet-finality-tracker", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+contracts = { package = "pallet-contracts", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+transaction-payment = { package = "pallet-transaction-payment", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+finality-tracker = { package = "pallet-finality-tracker", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 # CLI-specific dependencies
 tokio = { version = "0.1.22", optional = true }
 exit-future = { version = "0.1.4", optional = true }
-sc-cli = { package = "sc-cli", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", optional = true }
+sc-cli = { package = "sc-cli", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", optional = true }
 ctrlc = { version = "3.1.3", features = ["termination"], optional = true }
 
 [dev-dependencies]
-service-test = { package = "sc-service-test", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+service-test = { package = "sc-service-test", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 [build-dependencies]
-sc-cli = { package = "sc-cli", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-build-script-utils = { package = "substrate-build-script-utils", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+sc-cli = { package = "sc-cli", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+build-script-utils = { package = "substrate-build-script-utils", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 structopt = "0.3.3"
 vergen = "3.0.4"
 
diff --git a/bin/node/executor/Cargo.toml b/bin/node/executor/Cargo.toml
index 39663269e8..543bdcbdff 100644
--- a/bin/node/executor/Cargo.toml
+++ b/bin/node/executor/Cargo.toml
@@ -9,5 +9,5 @@ description = "Plasm runtime executor library."
 edition = "2018"
 
 [dependencies]
-sc-executor = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+sc-executor = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 plasm-runtime = { path = "../runtime" }
diff --git a/bin/node/primitives/Cargo.toml b/bin/node/primitives/Cargo.toml
index 151f0e2ae8..1f1f746a20 100644
--- a/bin/node/primitives/Cargo.toml
+++ b/bin/node/primitives/Cargo.toml
@@ -8,8 +8,8 @@ authors = [
 edition = "2018"
 
 [dependencies]
-primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
+primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
 
 [features]
 default = ["std"]
diff --git a/bin/node/rpc/Cargo.toml b/bin/node/rpc/Cargo.toml
index 921c4b156f..df93a7972c 100644
--- a/bin/node/rpc/Cargo.toml
+++ b/bin/node/rpc/Cargo.toml
@@ -11,9 +11,9 @@ edition = "2018"
 jsonrpc-core = "14.0.3"
 plasm-runtime = { path = "../runtime" }
 plasm-primitives = { path = "../primitives" }
-client = { package = "sc-client", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-pallet-contracts-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-pallet-transaction-payment-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-substrate-frame-rpc-system = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+client = { package = "sc-client", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+pallet-contracts-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+pallet-transaction-payment-rpc = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+substrate-frame-rpc-system = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
diff --git a/bin/node/runtime/Cargo.toml b/bin/node/runtime/Cargo.toml
index b485f46358..3f04221d5b 100644
--- a/bin/node/runtime/Cargo.toml
+++ b/bin/node/runtime/Cargo.toml
@@ -15,46 +15,46 @@ codec = { package = "parity-scale-codec", version = "1.0.6", default-features =
 
 # primitives
 plasm-primitives = { path = "../primitives", default-features = false }
-primitives = { package = "sp-core",  git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-offchain-primitives = { package = "sp-offchain", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
+primitives = { package = "sp-core",  git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+offchain-primitives = { package = "sp-offchain", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
 
 # core dependencies
-sp-api = { package = "sp-api", git = "https://github.com/staketechnologies/substrate", branch = "plasm-master", default-features = false }
-inherents = { package = "sp-inherents", git = "https://github.com/staketechnologies/substrate", branch = "plasm-master", default-features = false }
-block-builder-api = { package = "sp-block-builder", git = "https://github.com/staketechnologies/substrate", branch = "plasm-master", default-features = false }
-txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate", branch = "plasm-master", default-features = false }
-rstd = { package = "sp-std", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-version = { package = "sp-version", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-sp-session = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
+sp-api = { package = "sp-api", git = "https://github.com/staketechnologies/substrate", branch = "plasm-v0.6.2", default-features = false }
+inherents = { package = "sp-inherents", git = "https://github.com/staketechnologies/substrate", branch = "plasm-v0.6.2", default-features = false }
+block-builder-api = { package = "sp-block-builder", git = "https://github.com/staketechnologies/substrate", branch = "plasm-v0.6.2", default-features = false }
+txpool-api = { package = "sp-transaction-pool-api", git = "https://github.com/staketechnologies/substrate", branch = "plasm-v0.6.2", default-features = false }
+rstd = { package = "sp-std", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+version = { package = "sp-version", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+sp-session = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
 
 # frame dependencies
 operator = { package = "pallet-contract-operator", path = "../../../frame/operator", default-features = false }
 session-manager = { package = "pallet-session-manager", path = "../../../frame/session-manager", default-features = false }
-executive = { package = "frame-executive", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-babe = { package = "pallet-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-balances = { package = "pallet-balances", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-contracts = { package = "pallet-contracts", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-contracts-rpc-runtime-api = { package = "pallet-contracts-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-finality-tracker = { package = "pallet-finality-tracker", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-grandpa = { package = "pallet-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-indices = { package = "pallet-indices", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-randomness-collective-flip = { package = "pallet-randomness-collective-flip", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-session = { package = "pallet-session", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false, features = ["historical"] }
-sudo = { package = "pallet-sudo", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-support = { package = "frame-support", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-system-rpc-runtime-api = { package = "frame-system-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-transaction-payment = { package = "pallet-transaction-payment", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-transaction-payment-rpc-runtime-api = { package = "pallet-transaction-payment-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
+executive = { package = "frame-executive", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+babe = { package = "pallet-babe", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+balances = { package = "pallet-balances", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+contracts = { package = "pallet-contracts", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+contracts-rpc-runtime-api = { package = "pallet-contracts-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+finality-tracker = { package = "pallet-finality-tracker", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+grandpa = { package = "pallet-grandpa", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+indices = { package = "pallet-indices", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+randomness-collective-flip = { package = "pallet-randomness-collective-flip", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+session = { package = "pallet-session", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false, features = ["historical"] }
+sudo = { package = "pallet-sudo", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+support = { package = "frame-support", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+system-rpc-runtime-api = { package = "frame-system-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+transaction-payment = { package = "pallet-transaction-payment", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+transaction-payment-rpc-runtime-api = { package = "pallet-transaction-payment-rpc-runtime-api", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
 
 [dev-dependencies]
-sp-io = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+sp-io = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 [build-dependencies]
-wasm-builder-runner = { package = "substrate-wasm-builder-runner", version = "1.0.4", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+wasm-builder-runner = { package = "substrate-wasm-builder-runner", version = "1.0.4", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 [features]
 default = ["std"]
diff --git a/contracts/balances/Cargo.toml b/contracts/balances/Cargo.toml
index 6366b1d00c..17799070cf 100644
--- a/contracts/balances/Cargo.toml
+++ b/contracts/balances/Cargo.toml
@@ -5,10 +5,10 @@ authors = ['Takumi Yamashita <takumi@stake.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/contracts/cash/Cargo.toml b/contracts/cash/Cargo.toml
index a42483703b..0a75687f6a 100644
--- a/contracts/cash/Cargo.toml
+++ b/contracts/cash/Cargo.toml
@@ -5,10 +5,10 @@ authors = ['Takumi Yamashita <takumi@stake.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, features = ["derive"], optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, features = ["derive"], optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/contracts/commitment/Cargo.toml b/contracts/commitment/Cargo.toml
index 52d23ac18f..21d9e49804 100644
--- a/contracts/commitment/Cargo.toml
+++ b/contracts/commitment/Cargo.toml
@@ -5,11 +5,11 @@ authors = ['Takumi Yamashita <takumi@staked.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
-ink_utils = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_utils", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
+ink_utils = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_utils", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/contracts/deposit/Cargo.toml b/contracts/deposit/Cargo.toml
index 47d642b83e..3a5860976d 100644
--- a/contracts/deposit/Cargo.toml
+++ b/contracts/deposit/Cargo.toml
@@ -5,10 +5,10 @@ authors = ['Takumi Yamashita <takumi@staked.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/contracts/predicate/Cargo.toml b/contracts/predicate/Cargo.toml
index c37d4affa3..13a88dad72 100644
--- a/contracts/predicate/Cargo.toml
+++ b/contracts/predicate/Cargo.toml
@@ -5,10 +5,10 @@ authors = ['Takumi Yamashita <takumi@staked.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/contracts/primitives/Cargo.toml b/contracts/primitives/Cargo.toml
index 1ceb9ef4cf..63f8f7fc39 100644
--- a/contracts/primitives/Cargo.toml
+++ b/contracts/primitives/Cargo.toml
@@ -5,11 +5,11 @@ authors = ['Takumi Yamashita <takumi@staked.co.jp>']
 edition = "2018"
 
 [dependencies]
-ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_abi", default-features = false, optional = true }
-ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_core", default-features = false }
-ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_model", default-features = false }
-ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_lang", default-features = false }
-ink_utils = { git = "https://github.com/staketechnologies/ink", branch = "plasm-master", package = "ink_utils", default-features = false }
+ink_abi = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_abi", default-features = false, optional = true }
+ink_core = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_core", default-features = false }
+ink_model = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_model", default-features = false }
+ink_lang = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_lang", default-features = false }
+ink_utils = { git = "https://github.com/staketechnologies/ink", branch = "plasm-v0.6.2", package = "ink_utils", default-features = false }
 
 scale = { package = "parity-scale-codec", version = "1.0", default-features = false, features = ["derive"] }
 type-metadata = { git = "https://github.com/type-metadata/type-metadata.git", default-features = false, features = ["derive"], optional = true }
diff --git a/frame/operator/Cargo.toml b/frame/operator/Cargo.toml
index 760e0f2dc9..dd119ccb5e 100644
--- a/frame/operator/Cargo.toml
+++ b/frame/operator/Cargo.toml
@@ -13,55 +13,55 @@ package = "parity-scale-codec"
 [dependencies.primitives]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'sp-core'
 
 [dependencies.sp-runtime]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'sp-runtime'
 
 [dependencies.sp-io]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'sp-io'
 
 [dependencies.rstd]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'sp-std'
 
 [dependencies.balances]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'pallet-balances'
 
 [dependencies.support]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'frame-support'
 
 [dependencies.timestamp]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'pallet-timestamp'
 
 [dependencies.system]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'frame-system'
 
 [dependencies.contract]
 default_features = false
 git = 'https://github.com/staketechnologies/substrate.git'
-branch = 'plasm-master'
+branch = 'plasm-v0.6.2'
 package = 'pallet-contracts'
 
 [dependencies.serde]
@@ -76,7 +76,7 @@ version = '1.0'
 wabt = "0.9.2"
 derive_more = "0.14.0"
 hex-literal = "0.2.1"
-randomness-collective-flip = { package = "pallet-randomness-collective-flip", git = 'https://github.com/staketechnologies/substrate.git', branch = "plasm-master" }
+randomness-collective-flip = { package = "pallet-randomness-collective-flip", git = 'https://github.com/staketechnologies/substrate.git', branch = "plasm-v0.6.2" }
 
 [features]
 default = ["std"]
diff --git a/frame/session-manager/Cargo.toml b/frame/session-manager/Cargo.toml
index af637a5df6..22687152fd 100644
--- a/frame/session-manager/Cargo.toml
+++ b/frame/session-manager/Cargo.toml
@@ -7,16 +7,16 @@ edition = "2018"
 [dependencies]
 serde = { version = "1.0.102", optional = true }
 codec = { package = "parity-scale-codec", version = "1.0.6", features = ["derive"], default-features = false }
-rstd = { package = "sp-std", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-support = { package = "frame-support", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
-session = { package = "pallet-session", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master", default-features = false }
+rstd = { package = "sp-std", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+support = { package = "frame-support", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+system = { package = "frame-system", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
+session = { package = "pallet-session", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2", default-features = false }
 
 [dev-dependencies]
-sp-io = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
-sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-master" }
+sp-io = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+primitives = { package = "sp-core", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+timestamp = { package = "pallet-timestamp", git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
+sp-runtime = { git = "https://github.com/staketechnologies/substrate.git", branch = "plasm-v0.6.2" }
 
 [features]
 default = ["std"]