diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index f29a830..2981b74 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3.6.0
+      uses: actions/checkout@v4.0.0
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index 5351333..e67c4f2 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3.6.0
+      - uses: actions/checkout@v4.0.0
 
       - name: Run tests
         run: |
@@ -41,7 +41,7 @@ jobs:
 
     steps:
       - name: Check out the repo
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Log in to Docker Hub
         uses: docker/login-action@v2
diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 4e787b2..3b0e53f 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -11,7 +11,7 @@ jobs:
           go-version: 1.21.0
 
       - name: Checkout
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Build
         env:
diff --git a/.github/workflows/synology.yml b/.github/workflows/synology.yml
index 2703ce7..e18f3bf 100644
--- a/.github/workflows/synology.yml
+++ b/.github/workflows/synology.yml
@@ -20,7 +20,7 @@ jobs:
           go-version: 1.21.0
 
       - name: Checkout
-        uses: actions/checkout@v3.6.0
+        uses: actions/checkout@v4.0.0
 
       - name: Build
         env: