diff --git a/.gitattributes b/.gitattributes
index 7e800609e6c..17cbaa5eef5 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1 +1,2 @@
-CHANGELOG merge=union
\ No newline at end of file
+CHANGELOG merge=union
+*.js.es6 gitlab-language=javascript