diff --git a/.github/workflows/check-build.yml b/.github/workflows/check-build.yml
index bb72141..0c2590c 100644
--- a/.github/workflows/check-build.yml
+++ b/.github/workflows/check-build.yml
@@ -20,7 +20,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install dependencies
         run: npm ci
       - name: Build
diff --git a/.github/workflows/deploy-preview-with-version.yml b/.github/workflows/deploy-preview-with-version.yml
index e23f2c2..ec28025 100644
--- a/.github/workflows/deploy-preview-with-version.yml
+++ b/.github/workflows/deploy-preview-with-version.yml
@@ -22,7 +22,7 @@ jobs:
     permissions:
       checks: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Deploy to Firebase Hosting preview channel
         id: firebase_hosting_preview
         uses: ./
diff --git a/.github/workflows/deploy-preview.yml b/.github/workflows/deploy-preview.yml
index f503a02..82ddc58 100644
--- a/.github/workflows/deploy-preview.yml
+++ b/.github/workflows/deploy-preview.yml
@@ -22,7 +22,7 @@ jobs:
     permissions:
       checks: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Deploy to Firebase Hosting preview channel
         id: firebase_hosting_preview
         uses: ./
diff --git a/.github/workflows/deploy-production.yml b/.github/workflows/deploy-production.yml
index 9e7686e..d796ed2 100644
--- a/.github/workflows/deploy-production.yml
+++ b/.github/workflows/deploy-production.yml
@@ -9,7 +9,7 @@ jobs:
   deploy_website:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       # - run: npm run build
       - uses: ./
         with:
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 4b1cdee..51ff1a0 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -20,7 +20,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Install dependencies
         run: npm ci
       - name: Check that Prettier was run