diff --git a/lib/rules/sort-comp.js b/lib/rules/sort-comp.js
index 67efdec716..c94670179e 100644
--- a/lib/rules/sort-comp.js
+++ b/lib/rules/sort-comp.js
@@ -125,7 +125,7 @@ module.exports = {
     // Public
     // --------------------------------------------------------------------------
 
-    const regExpRegExp = /\/(.*)\/([g|y|i|m]*)/;
+    const regExpRegExp = /\/(.*)\/([gimsuy]*)/;
 
     /**
      * Get indexes of the matching patterns in methods order configuration