diff --git a/templates/base/head.tmpl b/templates/base/head.tmpl
index 6ab493f2b..d7ee57545 100644
--- a/templates/base/head.tmpl
+++ b/templates/base/head.tmpl
@@ -27,9 +27,7 @@
 		<script src="{{AppSubUrl}}/plugins/codemirror-5.17.0/addon/mode/loadmode.js"></script>
 		<script src="{{AppSubUrl}}/plugins/codemirror-5.17.0/mode/meta.js"></script>
 		<script>
-			$(document).ready(function(){
-				CodeMirror.modeURL =  "{{AppSubUrl}}/plugins/codemirror-5.17.0/mode/%N/%N.js";
-			});
+			CodeMirror.modeURL =  "{{AppSubUrl}}/plugins/codemirror-5.17.0/mode/%N/%N.js";
 		</script>
 	{{end}}