diff --git a/.github/workflows/unittests.yml b/.github/workflows/unittests.yml
index 97b2770..7bc5727 100644
--- a/.github/workflows/unittests.yml
+++ b/.github/workflows/unittests.yml
@@ -29,7 +29,6 @@ jobs:
         pip install pytest
         conda install fftw
         export LIBRARY_PATH="$CONDA/lib:$LIBRARY_PATH"
-        pip install git+https://github.com/GalSim-developers/GalSim@main
     - name: Run unit tests with pytest
       run: |
         python -m pytest tests