diff --git a/.github/workflows/_init.yml b/.github/workflows/_init.yml
index a3ba6e1..3265481 100644
--- a/.github/workflows/_init.yml
+++ b/.github/workflows/_init.yml
@@ -20,7 +20,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/_release.yml b/.github/workflows/_release.yml
index 2f44450..2f494f5 100644
--- a/.github/workflows/_release.yml
+++ b/.github/workflows/_release.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Load dependencies from cache
         uses: actions/cache@v3
diff --git a/.github/workflows/_test.yml b/.github/workflows/_test.yml
index 7ba0796..888c912 100644
--- a/.github/workflows/_test.yml
+++ b/.github/workflows/_test.yml
@@ -22,7 +22,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
 
       - name: Load dependencies from cache
         uses: actions/cache@v3