diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dea1b440..e52456e8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,6 +31,7 @@ jobs:
     uses: ecmwf-actions/downstream-ci/.github/workflows/downstream-ci.yml@add-ecbuild
     with:
       ecbuild: ecmwf/ecbuild@${{ github.event.pull_request.head.sha || github.sha }}
+      gribjump: ecmwf/gribjump@test/test-ecbuild-ci
       codecov_upload: true
     secrets: inherit