diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 0ec5a3ad2ebd875d893ab1b6d4457ba7cb498e09..8f52856e6cebeb2b23cfcdeebdc64b21d1f95fb8 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -30,7 +30,7 @@ building_stage:
       paths:
          - build/cluster/*
          - build/sphere/*
-	 - build/testing/*
+         - build/testing/*
          - build/trapping/*
          - doc/build/*
       exclude: