diff --git a/.github/workflows/test_python.yml b/.github/workflows/test_python.yml
index ba8858d6b9..1b1935a2f6 100644
--- a/.github/workflows/test_python.yml
+++ b/.github/workflows/test_python.yml
@@ -54,7 +54,7 @@ jobs:
         restore-keys: |
           test2-durations-combined-${{ matrix.python }}-${{ github.sha }}
           test2-durations-combined-${{ matrix.python }}
-    - run: pytest --cov=deepmd source/tests --durations=0 --splits 6 --group ${{ matrix.group }} --store-durations --durations-path=.test_durations --splitting-algorithm least_duration
+    - run: pytest --cov=deepmd source/tests --durations=0 --splits 6 --group ${{ matrix.group }} --store-durations --clean-durations --durations-path=.test_durations --splitting-algorithm least_duration
       env:
         NUM_WORKERS: 0
     - name: Test TF2 eager mode