diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 53270ec..b672215 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
 
@@ -50,7 +50,7 @@ jobs:
     - uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: '3.11'
 
diff --git a/.github/workflows/claude-code-review.yml b/.github/workflows/claude-code-review.yml
index 21a84f0..66e765a 100644
--- a/.github/workflows/claude-code-review.yml
+++ b/.github/workflows/claude-code-review.yml
@@ -34,7 +34,7 @@ jobs:
           fetch-depth: 1
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'
 
diff --git a/.github/workflows/claude.yml b/.github/workflows/claude.yml
index ea9565c..59a7123 100644
--- a/.github/workflows/claude.yml
+++ b/.github/workflows/claude.yml
@@ -31,7 +31,7 @@ jobs:
           fetch-depth: 1
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: '3.11'