diff --git a/.github/workflows/pr_tests.yml b/.github/workflows/pr_tests.yml
index 493ff51484b0..cf21edf99165 100644
--- a/.github/workflows/pr_tests.yml
+++ b/.github/workflows/pr_tests.yml
@@ -89,7 +89,7 @@ jobs:
     - name: Run all fast tests on MPS
       shell: arch -arch arm64 bash {0}
       run: |
-        ${CONDA_RUN} python -m pytest -n 4 --max-worker-restart=0 --dist=loadfile -s -v --make-reports=tests_torch_mps tests/
+        ${CONDA_RUN} python -m pytest -n 1 -s -v --make-reports=tests_torch_mps tests/
 
     - name: Failure short reports
       if: ${{ failure() }}