diff --git a/modules/lang/web/+css.el b/modules/lang/web/+css.el
index 144670d42..2211abc50 100644
--- a/modules/lang/web/+css.el
+++ b/modules/lang/web/+css.el
@@ -8,7 +8,8 @@ be aligned.
 
 If set to `nil', disable all the above behaviors.")
 
-(add-to-list 'find-sibling-rules '("/\\([^/]+\\)\\.\\(\\(s[ac]\\|le\\)ss\\|styl\\)\\'" "\\1\\.css"))
+(add-to-list 'find-sibling-rules '("/\\([^/]+\\)\\.\\(\\(s[ac]\\|le\\)ss\\|styl\\)\\'" "\\1\\.css\\'"))
+(add-to-list 'find-sibling-rules '("/\\([^/]+\\)\\.css\\'" "\\1\\.\\(\\(s[ac]\\|le\\)ss\\|styl\\)\\'"))
 
 
 ;;