diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8e9abd6..cf83417 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -40,7 +40,7 @@ jobs:
     needs: [code-format] # Only run after code formatting passes
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python 3.10
         uses: actions/setup-python@v5
@@ -72,7 +72,7 @@ jobs:
     needs: [basic-build] # Only run after basic build passes
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Miniconda
         uses: conda-incubator/setup-miniconda@v3
@@ -112,7 +112,7 @@ jobs:
     needs: [basic-build] # Run in parallel with ROS2 test after basic build
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -142,7 +142,7 @@ jobs:
     needs: [basic-build] # Run in parallel with other checks
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -182,7 +182,7 @@ jobs:
             python-version: "3.10"
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 3ffe890..5c28ac8 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -36,7 +36,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           ref: ${{ github.event.inputs.branch || github.ref }}
 
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index c45a9b3..9f6e02f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -53,7 +53,7 @@ jobs:
     needs: [code-format] # Only run after code formatting passes
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python 3.10
         uses: actions/setup-python@v5
@@ -85,7 +85,7 @@ jobs:
     needs: [basic-build] # Only run after basic build passes
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Setup Miniconda
         uses: conda-incubator/setup-miniconda@v3
@@ -125,7 +125,7 @@ jobs:
     needs: [basic-build] # Run in parallel with ROS2 test after basic build
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -154,7 +154,7 @@ jobs:
     needs: [test-with-ros2]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python
         uses: actions/setup-python@v5
@@ -285,7 +285,7 @@ jobs:
     if: always() && (needs.pypi-publish.result == 'success' || needs.test-pypi-publish.result == 'success')
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Create deployment summary
         run: |