diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 1da7eb39d..50bf54231 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -154,5 +154,6 @@ jobs:
         shell: bash -l {0}
         run: |
           cd ${{ matrix.FRIEND }}
+          pip install -e . --no-deps
           pytest -v -W ignore::pytest.PytestRemovedIn9Warning --ignore=gcsfs/tests/perf
           cd ..