diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index dfc873f..9b3298e 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -15,7 +15,9 @@ jobs:
       - uses: astral-sh/setup-uv@3259c6206f993105e3a61b142c2d97bf4b9ef83d # v7.1.0
 
       - name: Install dependencies
-        run: uv sync
+        run: |
+          uv sync
+          uv pip install -e ".[dev]"
 
       - name: Run tests
         run: uv run -m pytest --cov