diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 2bbca6715b821b125398370afe64e988d4890f15..1e08169a4b5de9ea0061c7af60fd65e3eb7da66a 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,7 @@ image: maven:3.6.2-jdk-8
 build:
   stage: build
   script:
-    - mvn help:system ; javac -v
+    - find -type d . ; javac -v
     - export PATH=$PATH:$JAVA_HOME/bin/
     - mvn package
   artifacts: