diff --git a/GitLab-CI.md b/GitLab-CI.md
index 35834ff..ff9bfd9 100644
--- a/GitLab-CI.md
+++ b/GitLab-CI.md
@@ -18,5 +18,5 @@ test:
     - apk update
     - apk add git
     script:
-    - git ls-files --exclude='*.sh' --ignored -z | xargs -0r shellcheck
+    - git ls-files --exclude='*.sh' --ignored -c -z | xargs -0r shellcheck
 ```