diff --git a/.gitlab/start-head.hackage.sh b/.gitlab/start-head.hackage.sh
index e948ae231953bd12c3583846e0a706ae968e5e98..12771fd029d12a5313f78b2f7405422ca506c275 100644
--- a/.gitlab/start-head.hackage.sh
+++ b/.gitlab/start-head.hackage.sh
@@ -24,6 +24,7 @@ curl --silent --show-error \
   -F "token=$HEAD_HACKAGE_TRIGGER_TOKEN" \
   -F "ref=master" \
   -F "variables[GHC_PIPELINE_ID]=$CI_PIPELINE_ID" \
+  -F "variables[EXTRA_HC_OPTS]=-dcore-lint" \
   https://gitlab.haskell.org/api/v4/projects/$HEAD_HACKAGE_PROJECT_ID/trigger/pipeline \
   | tee resp.json