diff --git a/.github/workflows/integration_tests.yml b/.github/workflows/integration_tests.yml
index a6cddc382..fd332a0fb 100644
--- a/.github/workflows/integration_tests.yml
+++ b/.github/workflows/integration_tests.yml
@@ -42,7 +42,6 @@ jobs:
         run: |
           export PATH=/opt/openmpi-4.1.5/bin:$PATH
           export LD_LIBRARY_PATH=/opt/openmpi-4.1.5/lib:$LD_LIBRARY_PATH
-          export MPICC=/opt/openmpi-4.1.5/bin/mpicc:$MPICC
           ompi_info
       - uses: actions/checkout@v3
       - name: Install poetry
@@ -54,6 +53,7 @@ jobs:
         run: |
           poetry env use '3.10'
           source $(poetry env info --path)/bin/activate
+          env MPICC=/opt/openmpi-4.1.5/bin/mpicc python -m pip install git+https://github.com/mpi4py/mpi4py
           poetry install --with test,dev --all-extras
           coverage run -m pytest -m integration_test && coverage xml && coverage report -m
       - name: Upload coverage to Codecov