diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 16e8d2bb44..494a68d47b 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1959,6 +1959,8 @@ assign-milestones:
   needs:
     - job: sign
       artifacts: false
+  variables:
+    GIT_DEPTH: 1000
   script:
     - |
       "${CI_PROJECT_DIR}"/bind9-qa/releng/assign_mrs_to_versioned_milestones.py --version "${CI_COMMIT_TAG}" --metadata "${CI_PROJECT_DIR}"/bind9-qa/releng/metadata.json