diff --git a/.github/workflows/test_code.yml b/.github/workflows/test_code.yml
index 8cb8fb3..dded6cc 100644
--- a/.github/workflows/test_code.yml
+++ b/.github/workflows/test_code.yml
@@ -41,7 +41,7 @@ jobs:
         sudo apt-get install libglu1-mesa
         uv pip install -e ".[dev]"
     - name: Test
-      run: uv run pytest
+      run: uv run pytest -n auto
 
 
 # name: Test pre-commit, code and docs