diff --git a/.github/workflows/api_reference.yml b/.github/workflows/api_reference.yml
index 4325427..f8ad315 100644
--- a/.github/workflows/api_reference.yml
+++ b/.github/workflows/api_reference.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # Need full history for proper git operations
diff --git a/.github/workflows/changelog.yml b/.github/workflows/changelog.yml
index df68db9..6a59cad 100644
--- a/.github/workflows/changelog.yml
+++ b/.github/workflows/changelog.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           fetch-depth: 0 # Need full history for proper git operations
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 72a54ca..cd59ca4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/generate-examples.yml b/.github/workflows/generate-examples.yml
index 4075b95..fba73ad 100644
--- a/.github/workflows/generate-examples.yml
+++ b/.github/workflows/generate-examples.yml
@@ -42,7 +42,7 @@ jobs:
       examples-changed: ${{ steps.changes.outputs.examples }}
       force-build: ${{ steps.check-force.outputs.force }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Need full history for proper change detection
 
@@ -143,7 +143,7 @@ jobs:
         python-version: ["3.13.2"]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0 # Fetch full history to ensure we have all commits for comparison
 
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 8efb8d0..d5253e5 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -17,7 +17,7 @@ jobs:
     timeout-minutes: 15
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 8e6a622..9770295 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -23,7 +23,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0