diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 082495a2b18d028a1d165fbd61c4396c5358d867..43cfe8ac85608776f1d4e6f050f00dfb9a9c1605 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -442,7 +442,6 @@ cleanup_knightly:
   tags:
     - build
   script:
-    - OS_PROJECT_ID=$(openstack application credential show $OS_APPLICATION_CREDENTIAL_ID -f value -c project_id)
     - >
       SERVER_TO_BE_DELETE=($(openstack server list --name $OOD_INSTANCE_NAME --sort-column Image --sort-descending -f value -c ID
       | awk -v NSTK=$NUM_SERVER_TO_KEEP '{count++}