diff --git a/.github/workflows/pr_checks.yml b/.github/workflows/pr_checks.yml
index 1b24a3f0..b984f107 100644
--- a/.github/workflows/pr_checks.yml
+++ b/.github/workflows/pr_checks.yml
@@ -47,7 +47,7 @@ jobs:
           enable-cache: true
       - name: "Determine PR labels"
         run: |
-          uv pip install GitPython==3.1.42
+          uv pip install GitPython<3.2
           git fetch origin ${{ github.event.pull_request.head.sha }}
           python .ci/scripts/pr_labels.py "origin/${{ github.base_ref }}" "${{ github.event.pull_request.head.sha }}" >> "$GITHUB_ENV"
       - uses: "actions/github-script@v8"