diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3350cc..1a9dbb0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.3
 
       - name: Setup Go
         uses: actions/setup-go@v6
diff --git a/.github/workflows/release-latest.yml b/.github/workflows/release-latest.yml
index 1098087..eeb3e05 100644
--- a/.github/workflows/release-latest.yml
+++ b/.github/workflows/release-latest.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.3
 
       - name: Setup Go
         uses: actions/setup-go@v6