diff --git a/packages/utils/saferKorean.ts b/packages/utils/saferKorean.ts
index e7807c8..22a39d6 100644
--- a/packages/utils/saferKorean.ts
+++ b/packages/utils/saferKorean.ts
@@ -153,6 +153,8 @@ export function saferKorean(input: string): string {
         .replace(/ㄱ+/g, (content: string) => {
             if (content.length == 2) {
                 return "고고";
+            } else if (content.length == 3) {
+                return "고고고";
             }
             return content;
         })