diff --git a/.github/workflows/e2e.yml b/.github/workflows/e2e.yml
index 1ec7616e4f8f..db72835bd537 100644
--- a/.github/workflows/e2e.yml
+++ b/.github/workflows/e2e.yml
@@ -288,7 +288,7 @@ jobs:
       - name: Install Flower from repo
         if: ${{ github.repository != 'adap/flower' || github.event.pull_request.head.repo.fork || github.actor == 'dependabot[bot]' }}
         run: |
-          python -m pip install .[simulation]
+          python -m pip install .
       - name: Install Flower wheel from artifact store
         if: ${{ github.repository == 'adap/flower' && !github.event.pull_request.head.repo.fork && github.actor != 'dependabot[bot]' }}
         run: |
@@ -299,6 +299,7 @@ jobs:
           cd tmp-${{ matrix.framework }}
           sed -i 's/"flwr\[[^]]*\][^"]*", *//g' pyproject.toml
           pip install .
+          pip install ray
       - name: Run project
         run: |
           cd tmp-${{ matrix.framework }}