diff --git a/.github/workflows/appengine_deploy.yml b/.github/workflows/appengine_deploy.yml
index 50afec240..efc6fe941 100644
--- a/.github/workflows/appengine_deploy.yml
+++ b/.github/workflows/appengine_deploy.yml
@@ -15,7 +15,7 @@ jobs:
     steps:
       # Checks-out the repository under $GITHUB_WORKSPACE.
       # When running manually this checks out the master branch.
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Prepare demo files
         # Install all dependencies, then copy all the files needed for demos.
diff --git a/.github/workflows/browser_test.yml b/.github/workflows/browser_test.yml
index 51ac0dffa..c2ce99136 100644
--- a/.github/workflows/browser_test.yml
+++ b/.github/workflows/browser_test.yml
@@ -26,7 +26,7 @@ jobs:
         # https://nodejs.org/en/about/releases/
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index c4ab688f8..d7a4e786c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
         # https://nodejs.org/en/about/releases/
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           persist-credentials: false
 
@@ -54,7 +54,7 @@ jobs:
     timeout-minutes: 5
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Use Node.js 20.x
         uses: actions/setup-node@v4
@@ -71,7 +71,7 @@ jobs:
     timeout-minutes: 5
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Use Node.js 20.x
         uses: actions/setup-node@v4
diff --git a/.github/workflows/keyboard_plugin_test.yml b/.github/workflows/keyboard_plugin_test.yml
index 753d31dda..3d7d3d5d4 100644
--- a/.github/workflows/keyboard_plugin_test.yml
+++ b/.github/workflows/keyboard_plugin_test.yml
@@ -25,12 +25,12 @@ jobs:
 
     steps:
       - name: Checkout core Blockly
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           path: core-blockly
 
       - name: Checkout keyboard navigation plugin
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           repository: 'google/blockly-keyboard-experimentation'
           ref: 'main'