diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 83f9b9a..7807947 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
+          python-version: "3.15"
 
       - name: Install build tools
         run: |
diff --git a/.github/workflows/publish_token.yml b/.github/workflows/publish_token.yml
index 45ad8e6..953e33d 100644
--- a/.github/workflows/publish_token.yml
+++ b/.github/workflows/publish_token.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
+          python-version: "3.15"
 
       - name: Install build tools
         run: |
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 3ff76db..7e93fd3 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -55,7 +55,7 @@ jobs:
 
       - name: Release inspector decides bump + release notes
         id: inspect
-        uses: anthropics/claude-code-action@2dca132ff0e0c4094ce6048b422c6915a071210b # v1.0.247
+        uses: anthropics/claude-code-action@16f9f71ab9c490faf367f94dd294897edc25be33 # v1.0.261
         with:
           claude_code_oauth_token: ${{ secrets.CLAUDE_CODE_OAUTH_TOKEN }}
           github_token: ${{ github.token }}
@@ -120,7 +120,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v5
         with:
-          python-version: "3.11"
+          python-version: "3.15"
 
       - name: Set up uv
         uses: astral-sh/setup-uv@v5