diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 80edbee..41928a6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -19,7 +19,7 @@ jobs:
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.12.16"
 
       - name: Install uv
         uses: astral-sh/setup-uv@v4
@@ -48,7 +48,7 @@ jobs:
       - name: Set up Python 3.12
         uses: actions/setup-python@v5
         with:
-          python-version: "3.12"
+          python-version: "3.12.16"
 
       - name: Install uv
         uses: astral-sh/setup-uv@v4
diff --git a/.github/workflows/publish-pypi.yml b/.github/workflows/publish-pypi.yml
index 4868a20..2f9917e 100644
--- a/.github/workflows/publish-pypi.yml
+++ b/.github/workflows/publish-pypi.yml
@@ -22,7 +22,7 @@ jobs:
       - name: Set up Python 3.12
         uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
         with:
-          python-version: "3.12"
+          python-version: "3.12.16"
 
       - name: Install uv
         uses: astral-sh/setup-uv@bec219d24cd3e171d82865faccec33120bb574f4 # v10.1.0
@@ -105,4 +105,4 @@ jobs:
           path: dist/
 
       - name: Publish to PyPI
-        uses: pypa/gh-action-pypi-publish@dc37677b2e1c63e2034f94d8a5b11f265b73ba33 # v1.14.2
+        uses: pypa/gh-action-pypi-publish@7245906fb61fa33a13554f9d5fb856fe61758086 # v1.14.3