diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index d4ce1b2d..81f5a6af 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@v5
+      uses: actions/checkout@v6
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index c1420471..1c6aa91d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Install libidn
         run: sudo apt-get install libidn11-dev
 
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - uses: ruby/setup-ruby@v1
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8380fc2c..3b855490 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
     env:
       IDNA_MODE: ${{ matrix.idna_mode }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install libidn
         run: sudo apt-get install libidn11-dev
@@ -54,7 +54,7 @@ jobs:
       COVERALLS_DEBUG: true
       CI_BUILD_NUMBER: ${{ github.run_id }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install libidn
         run: sudo apt-get install libidn11-dev
@@ -124,7 +124,7 @@ jobs:
       # https://github.com/jruby/jruby/issues/7182#issuecomment-1112953015
       JAVA_OPTS: -Djdk.io.File.enableADS=true
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Install libidn (Ubuntu)
         if: startsWith(matrix.os, 'ubuntu')