diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e6253858..c4b6dba5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -30,7 +30,7 @@ collect-bender-sources:
 compile-vsim:
   stage: build
   script:
-    - make compile-sim | tee compile.log 2>&1
+    - make compile-sim -d | tee compile.log 2>&1
     - '! grep "Error: " compile.log'
   needs:
     - collect-bender-sources