diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d96b194..82d9c43 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -32,7 +32,7 @@ jobs:
 
     steps:
     - name: checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v6.0.2
 
     - name: setup dotnet
       uses: actions/setup-dotnet@v5
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 1645794..1a8ebd1 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -15,7 +15,7 @@ jobs:
   labels:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
       - uses: gitlabels/gitlabels@v2
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a85e174..e484157 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -28,7 +28,7 @@ jobs:
 
     steps:
     - name: checkout
-      uses: actions/checkout@v6
+      uses: actions/checkout@v6.0.2
 
     - name: setup dotnet
       uses: actions/setup-dotnet@v5