diff --git a/.github/workflows/run_test.yml b/.github/workflows/run_test.yml
index 3c1abaa4..19542d89 100644
--- a/.github/workflows/run_test.yml
+++ b/.github/workflows/run_test.yml
@@ -29,6 +29,7 @@ jobs:
           python -m pip install --upgrade pip
           pip install -e .
           pip install pycolmap
+          pip install pytest
       - name: Test with pytest
         run: |
           pytest
diff --git a/.github/workflows/run_test_win.yml b/.github/workflows/run_test_win.yml
index 2c073049..10c378de 100644
--- a/.github/workflows/run_test_win.yml
+++ b/.github/workflows/run_test_win.yml
@@ -28,6 +28,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install -e .
+          pip install pytest
       - name: Test with pytest
         run: |
           pytest