diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0ed49bc541493e65fe8592ef8aaab3635281b537..7b1375eac7d4dc240b8bbe6e48d7d6531e8893d0 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -118,6 +118,8 @@ ubuntu-superbuild-build:
   image: $BUILD_IMAGE_REGISTRY/otb-ubuntu-superbuild-base:18.04
   script:
     - xvfb-run -a -n 1 -s "-screen 0 1024x768x24 -dpi 96" ctest -V -S CI/build_superbuild.cmake -DIMAGE_NAME:string=otb-ubuntu-superbuild-base
+  dependencies:
+    - ubuntu-superbuild-prepare
 
 centos-superbuild-build:
   only: [merge_requests]