diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index ba012d41..673ef866 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -39,7 +39,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/file_formatting.yml b/.github/workflows/file_formatting.yml
index eb3d5889..8b243543 100644
--- a/.github/workflows/file_formatting.yml
+++ b/.github/workflows/file_formatting.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: verify example_test.go
         run: |
           grep "^func " example_test.go | sort -C
diff --git a/.github/workflows/go_test.yml b/.github/workflows/go_test.yml
index 9ad97554..17c74ec4 100644
--- a/.github/workflows/go_test.yml
+++ b/.github/workflows/go_test.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Go
         uses: actions/setup-go@v4
         with: