diff --git a/files/helpers/sanitize.py b/files/helpers/sanitize.py
index 68bbf58bf..f9f0e69f9 100644
--- a/files/helpers/sanitize.py
+++ b/files/helpers/sanitize.py
@@ -621,7 +621,7 @@ def validate_css(css):
 	if '@import' in css:
 		return False, "@import statements are not allowed!"
 
-	if '/**/' in css:
+	if '/*' in css:
 		return False, "Comments are not allowed!"
 
 	for i in css_url_regex.finditer(css):