diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index f6b758b..b0d99bc 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v7
-    - uses: actions/setup-python@v6
+    - uses: actions/setup-python@v6.3.0
       with:
           python-version: '3.9' 
     - uses: pre-commit/action@v3.0.1
@@ -21,7 +21,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v7
-    - uses: actions/setup-python@v6
+    - uses: actions/setup-python@v6.3.0
       with:
           python-version: '3.9'
     - uses: actions/cache@v6
diff --git a/.github/workflows/publish-to-pypi.yml b/.github/workflows/publish-to-pypi.yml
index c780f90..1d4fc7a 100644
--- a/.github/workflows/publish-to-pypi.yml
+++ b/.github/workflows/publish-to-pypi.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
-      - uses: actions/setup-python@v6
+      - uses: actions/setup-python@v6.3.0
         with:
             python-version: '3.9'
       - name: Install pypa/build