diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index baaf30f..d39fb3d 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -33,7 +33,7 @@ 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/merge.yml b/.github/workflows/merge.yml
index 785e7fb..493f416 100644
--- a/.github/workflows/merge.yml
+++ b/.github/workflows/merge.yml
@@ -19,7 +19,7 @@ jobs:
     env:
       RELEASE_VERSION: 3.12-SNAPSHOT
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         name: Checkout source
         # Only for a merge into this repo - not a fork
       - name: Set up JDK 11
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index bb70cb0..5d4ec24 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "Release"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         name: Checkout source
       - name: Set up JDK 11
         uses: actions/setup-java@v3
diff --git a/.github/workflows/verify.yml b/.github/workflows/verify.yml
index a98f82c..a8746ca 100644
--- a/.github/workflows/verify.yml
+++ b/.github/workflows/verify.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     name: "Gradle Java 11"
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up JDK 11
         uses: actions/setup-java@v3
         with: