diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 4b2544d5..850cda20 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -17,7 +17,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5.6.0
         with:
-          python-version: 3.9
+          python-version: 3.13
 
       - name: Install dependencies
         run: |
diff --git a/.github/workflows/codeql.yaml b/.github/workflows/codeql.yaml
index f3c04a51..92046c40 100644
--- a/.github/workflows/codeql.yaml
+++ b/.github/workflows/codeql.yaml
@@ -29,7 +29,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5.6.0
         with:
-          python-version: 3.9
+          python-version: 3.13
 
       - name: Autobuild
         uses: github/codeql-action/autobuild@v3.29.0
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 63b2267f..0e655207 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -20,7 +20,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5.6.0
         with:
-          python-version: 3.9
+          python-version: 3.13
 
       - name: Install dependencies
         run: |