diff --git a/.github/workflows/check_for_new_bricks.yml b/.github/workflows/check_for_new_bricks.yml
index 2de6c45f35..13b80d0bb5 100644
--- a/.github/workflows/check_for_new_bricks.yml
+++ b/.github/workflows/check_for_new_bricks.yml
@@ -37,7 +37,7 @@ jobs:
     name: Check for new Catroid Bricks
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install PHP
         run: sudo apt-get install php
diff --git a/.github/workflows/code_quality.yml b/.github/workflows/code_quality.yml
index a44091fe26..a874c8da4c 100644
--- a/.github/workflows/code_quality.yml
+++ b/.github/workflows/code_quality.yml
@@ -60,7 +60,7 @@ jobs:
     name: JavaScript [ESLint]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       # Download and set up node (caching is enabled)
       - uses: actions/setup-node@v2.1.2
@@ -97,7 +97,7 @@ jobs:
     name: Sass,CSS [StyleLint]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       # Download and set up node (caching is enabled)
       - uses: actions/setup-node@v2.1.2
@@ -136,7 +136,7 @@ jobs:
     name: PHP Code Style [Php-CS-Fixer]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -179,7 +179,7 @@ jobs:
     name: PHP Static Analysis [Php-Stan]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -223,7 +223,7 @@ jobs:
     name: PHP Static Analysis [Psalm]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -264,7 +264,7 @@ jobs:
     name: PHP Static Analysis [PhpCPD]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
       - name: PHP Copy Paste Detector
         uses: StephaneBour/actions-php-cpd@7.4
         with:
@@ -279,7 +279,7 @@ jobs:
     name: PHP Static Analysis [PhpCF]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -319,7 +319,7 @@ jobs:
     name: PHP Info [PhpLoc]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
       - run: wget https://phar.phpunit.de/phploc.phar
       - run: php phploc.phar src tests
 
@@ -332,7 +332,7 @@ jobs:
     name: Twig [Lint]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -373,7 +373,7 @@ jobs:
     name: Yaml [Lint]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
@@ -414,7 +414,7 @@ jobs:
     name: Symfony Container [Lint]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - name: Install dependencies (php-imagick)
         run: |
diff --git a/.github/workflows/container_tests.yml b/.github/workflows/container_tests.yml
index 36b6561d69..19bacafc4d 100644
--- a/.github/workflows/container_tests.yml
+++ b/.github/workflows/container_tests.yml
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.0.2
 
       - name: Build and start all containers (Docker Compose)
         run: |
diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index bc211a3e65..dc4e111ee7 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -31,7 +31,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.0.2
 
       - name: Connect to TUG via VPN
         run: |
diff --git a/.github/workflows/sync_crowdin.yml b/.github/workflows/sync_crowdin.yml
index 70f31a6339..8b498bc535 100644
--- a/.github/workflows/sync_crowdin.yml
+++ b/.github/workflows/sync_crowdin.yml
@@ -45,7 +45,7 @@ jobs:
     name: Synchronize Crowdin Translations
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.0.2
 
       - uses: crowdin/github-action@1.0.10
         with:
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 4adf6a4a47..70513021dc 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.0.2
 
       - name: Build catroweb app image
         run: |
@@ -62,7 +62,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.0.2
 
       - name: Pull the latest images to build (Faster than caching)
         run: |
@@ -167,7 +167,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3.0.2
 
       - name: Pull the latest images to build (Faster than caching)
         run: |