diff --git a/.github/workflows/docfx-build-publish.yml b/.github/workflows/docfx-build-publish.yml
index c941d69..6584bb1 100644
--- a/.github/workflows/docfx-build-publish.yml
+++ b/.github/workflows/docfx-build-publish.yml
@@ -15,7 +15,7 @@ jobs:
     name: Build and publish documentation
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
 
     - name: Build docfx
       uses: nikeee/docfx-action@v1.0.0
diff --git a/.github/workflows/gradle-publish-package.yml b/.github/workflows/gradle-publish-package.yml
index 494a2cc..0a1b4c8 100644
--- a/.github/workflows/gradle-publish-package.yml
+++ b/.github/workflows/gradle-publish-package.yml
@@ -16,7 +16,7 @@ jobs:
       contents: read
       packages: write 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: actions/setup-java@v3
         with:
           java-version: '11'
diff --git a/.github/workflows/gradle-run-tests.yml b/.github/workflows/gradle-run-tests.yml
index ce4176f..6c36739 100644
--- a/.github/workflows/gradle-run-tests.yml
+++ b/.github/workflows/gradle-run-tests.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up JDK 11
       uses: actions/setup-java@v3
       with: