@@ -554,7 +554,10 @@ function configure_tempest {

     if [[ "$OFFLINE" != "True" ]]; then

         tox -revenv-tempest --notest

     fi

-    tox -evenv-tempest -- pip install -c $REQUIREMENTS_DIR/upper-constraints.txt -r requirements.txt

+

+    # The requirements might be on a different branch, while tempest needs master requirements.

+    git -C $REQUIREMENTS_DIR show master:upper-constraints.txt > u-c-m.txt

+    tox -evenv-tempest -- pip install -c u-c-m.txt -r requirements.txt

     # Auth:

     iniset $TEMPEST_CONFIG auth tempest_roles "Member"