diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ebe9bdff4..c6426a971 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -18,7 +18,7 @@ jobs:
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
-      run: pip install coverage git+https://github.com/materialsproject/pymatgen@b56698019098247ff54f50997a67c562b4375fc3 -e .
+      run: pip install coverage pymatgen==2023.3.23 -e .
     - name: Test
       run: coverage run --source=./dpgen -m unittest -v && coverage report
     - uses: codecov/codecov-action@v3