diff --git a/.github/workflows/regression_tests.yml b/.github/workflows/regression_tests.yml
index 94426812b..103d8ecd4 100644
--- a/.github/workflows/regression_tests.yml
+++ b/.github/workflows/regression_tests.yml
@@ -38,7 +38,7 @@ jobs:
         with:
           repository: ecmwf-ifs/dwarf-p-cloudsc2-tl-ad
           path: cloudsc2_tl_ad
-          ref: develop
+          ref: nabr-new-loki-scheduler
 
       - name: Clone ECWAM
         uses: actions/checkout@v4