diff --git a/.github/workflows/test-litellm-matrix.yml b/.github/workflows/test-litellm-matrix.yml
index cdcacb4cd4..7aa98036b3 100644
--- a/.github/workflows/test-litellm-matrix.yml
+++ b/.github/workflows/test-litellm-matrix.yml
@@ -90,8 +90,8 @@ jobs:
           poetry config virtualenvs.in-project true
           poetry install --with dev,proxy-dev --extras "proxy semantic-router"
           # pytest-rerunfailures is in pyproject.toml (v14.0 for Python 3.9 compat)
-          # NOTE: Removed pytest-retry to avoid duplicate retry mechanisms
-          poetry run pip install google-genai==1.22.0 \
+          # pytest-xdist is required for -n (parallel workers) flag
+          poetry run pip install pytest-xdist google-genai==1.22.0 \
             google-cloud-aiplatform>=1.38 fastapi-offline==1.7.3 python-multipart==0.0.22 openapi-core
 
       - name: Setup litellm-enterprise