diff --git a/CHANGELOG.md b/CHANGELOG.md
index 452190a1d..ac6f4d498 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 All notable changes to this project will be documented in this file.
 I will do my best to guarantee that this project adheres to [Semantic Versioning](http://semver.org/) after 1.0.0, but please do read change log before updating.
 
+## 0.12.0
+
+### Fixed
+- Fix that the SOCKS adapter will send IP bytes in wrong order.
+
 ## 0.11.0
 
 ### Changed
diff --git a/src/Socket/AdapterSocket/SOCKS5Adapter.swift b/src/Socket/AdapterSocket/SOCKS5Adapter.swift
index 1344222c8..b5b80140f 100644
--- a/src/Socket/AdapterSocket/SOCKS5Adapter.swift
+++ b/src/Socket/AdapterSocket/SOCKS5Adapter.swift
@@ -59,10 +59,12 @@ public class SOCKS5Adapter: AdapterSocket {
             var response: [UInt8]
             if session.isIPv4() {
                 response = [0x05, 0x01, 0x00, 0x01]
-                response += Utils.IP.IPv4ToBytes(session.host)!
+                let address = IPAddress(fromString: session.host)!
+                response += [UInt8](address.dataInNetworkOrder)
             } else if session.isIPv6() {
                 response = [0x05, 0x01, 0x00, 0x04]
-                response += Utils.IP.IPv6ToBytes(session.host)!
+                let address = IPAddress(fromString: session.host)!
+                response += [UInt8](address.dataInNetworkOrder)
             } else {
                 response = [0x05, 0x01, 0x00, 0x03]
                 response.append(UInt8(session.host.utf8.count))