diff --git a/.github/workflows/arm-ttk.yml b/.github/workflows/arm-ttk.yml
index eea766bcc..0bb4dbd43 100644
--- a/.github/workflows/arm-ttk.yml
+++ b/.github/workflows/arm-ttk.yml
@@ -38,10 +38,10 @@ jobs:
               repo: context.repo.repo,
               labels: ['arm-templates']
             })
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
 
       - name: Checkout Azure/arm-ttk
-        uses: actions/checkout@v3
+        uses: actions/checkout@v3.1.0
         with: 
           repository: Azure/arm-ttk
           path: arm-ttk
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c4996336b..a36435536 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v3.1.0
     
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
@@ -71,7 +71,7 @@ jobs:
     needs: [ build ]
     if: github.ref == 'refs/heads/main'
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
         with: 
           ref: 'docs/main'
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 76c4285cf..3e76a4599 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v3.1.0
 
     - name: Setup .NET
       uses: actions/setup-dotnet@v3
diff --git a/.github/workflows/delete-documentation-version.yml b/.github/workflows/delete-documentation-version.yml
index 5c2fc06dd..b0a88288a 100644
--- a/.github/workflows/delete-documentation-version.yml
+++ b/.github/workflows/delete-documentation-version.yml
@@ -10,7 +10,7 @@ jobs:
     name: Delete Documentation Version
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
         with:
           ref: docs/main
           fetch-depth: 0
diff --git a/.github/workflows/deploy_staging.yml b/.github/workflows/deploy_staging.yml
index 995ad6291..3250c1a8d 100644
--- a/.github/workflows/deploy_staging.yml
+++ b/.github/workflows/deploy_staging.yml
@@ -26,7 +26,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
 
       - id: docker-tag
         uses: yuya-takeyama/docker-tag-from-github-ref-action@v1
diff --git a/.github/workflows/lint-documentation.yml b/.github/workflows/lint-documentation.yml
index 00eaf100b..67be20293 100644
--- a/.github/workflows/lint-documentation.yml
+++ b/.github/workflows/lint-documentation.yml
@@ -7,7 +7,7 @@ jobs:
   lint-documentation:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3.1.0
       - uses: DavidAnson/markdownlint-cli2-action@v7
         with:
           globs: 'docs/**/*.md'
diff --git a/.github/workflows/publish-documentation-new-version.yml b/.github/workflows/publish-documentation-new-version.yml
index 34762f368..d18d27d96 100644
--- a/.github/workflows/publish-documentation-new-version.yml
+++ b/.github/workflows/publish-documentation-new-version.yml
@@ -7,7 +7,7 @@ jobs:
     name: Publish Documentation with New Version
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
         with:
           ref: docs/main
           fetch-depth: 0
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 24c0ceef1..83153fab0 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -24,7 +24,7 @@ jobs:
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v3.1.0
 
       - id: docker-tag
         uses: yuya-takeyama/docker-tag-from-github-ref-action@v1