diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 8c20390..2fb2b3e 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: Cache cargo registry
         uses: actions/cache@v3
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 5e995ef..485faae 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -15,7 +15,7 @@ jobs:
     if: github.actor != 'dependabot[bot]'
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
@@ -26,7 +26,7 @@ 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
@@ -37,7 +37,7 @@ 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
@@ -46,7 +46,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Find changed rust files
         id: changed-rust-cargo
@@ -78,7 +78,7 @@ jobs:
     timeout-minutes: 10
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Find changed rust files
         id: changed-rust-files
@@ -110,7 +110,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup rust
         uses: actions-rs/toolchain@v1
@@ -130,7 +130,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Cache cargo registry
         uses: actions/cache@v3
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index eef6fec..b01c8fb 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: Setup rust
         uses: actions-rs/toolchain@v1
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a8ea5b1..405324a 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -25,7 +25,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Check out repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           token: ${{ secrets.OKP4_TOKEN }}
 
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index a59a2ab..b68a338 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.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: Cache cargo registry
         uses: actions/cache@v3