diff --git a/.github/workflows/release_python.yaml b/.github/workflows/release_python.yaml
index 1cadd961..c8f8a041 100644
--- a/.github/workflows/release_python.yaml
+++ b/.github/workflows/release_python.yaml
@@ -43,7 +43,7 @@ jobs:
         run: maturin build --manifest-path py/Cargo.toml --release --target ${{ matrix.target }} --out dist/
 
       - name: Upload wheels as artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f  # v7.0.0
         with:
           name: wheels-${{ matrix.target }}
           path: dist/