diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a963d407..fd3ab1ca 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup node environment (for building)
         uses: actions/setup-node@v3
@@ -37,7 +37,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Build docker image
         run: |
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 3bfa791c..9cb63ccd 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -19,7 +19,7 @@ jobs:
     if: github.actor != 'dependabot[bot]'
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -30,7 +30,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Lint markdown files
         uses: avto-dev/markdown-lint@v1.5.0
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Lint yaml files
         uses: ibiqlik/action-yamllint@v3.1.1
@@ -52,7 +52,7 @@ jobs:
     if: github.actor != 'dependabot[bot]'
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Lint dockerfile (hadolint)
         uses: hadolint/hadolint-action@v3.1.0
@@ -68,7 +68,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Lint json files
         run: |
@@ -91,7 +91,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup node environment (for building)
         uses: actions/setup-node@v3
@@ -148,7 +148,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set up Graphviz
         run: |
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 3af7c26b..838a75a5 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Extract metadata (tags, labels) for Docker
         id: docker_metadata
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 2d1f9eeb..21fa2142 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -20,7 +20,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.OKP4_TOKEN }}