diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e38e072..398e2a1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -23,7 +23,7 @@ synchro-et-tests:
     - rsync -avzlh * /home/webmaster/site-chalec.org/articles/
     - |+
       files=""
-      files=$(git diff-tree --no-commit-id --name-only -r $CI_COMMIT_SHA | grep stl || ls *.stl)
+      files=$(git diff-tree --no-commit-id --name-only -r $CI_COMMIT_SHA | grep stl || find . -name "*.stl")
     - cd /home/webmaster/site-chalec.org
     - |+
       errors=0