diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 63b10e9c3..05ab986af 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -46,6 +46,7 @@ jobs:
           CACHE_KEY: ${{ runner.os }}-build-${{ env.cache-name }}-${{ matrix.python-version }}
           # TODO : launch libreoffice on port 2002
           TEST_COMMAND: OO_SERVER=loffice OO_PORT=2002 bin/testmc
-          REQUIREMENTS_FILE: 'requirements-tests.txt'
+          INSTALL_DEPENDENCIES_COMMANDS: |
+            pip install -r requirements-tests.txt
           MATTERMOST_WEBHOOK_URL: ${{ secrets.DELIB_MATTERMOST_WEBHOOK_URL }}
           BUILDOUT_CONFIG_FILE: 'test-${{ matrix.plone-version }}.cfg'
\ No newline at end of file