diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 51acbd3..ebf453f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -18,7 +18,7 @@ upload:
 cleanup:
   stage: cleanup
   script:
-   - ls -la
+   - docker system prune -f
    
 build_full:
   stage: build