diff --git a/packages/utils/saferKorean.ts b/packages/utils/saferKorean.ts
index 09d0875..02cb14b 100644
--- a/packages/utils/saferKorean.ts
+++ b/packages/utils/saferKorean.ts
@@ -205,8 +205,9 @@ export function saferKorean(input: string): string {
 
         // Process number, unit
         .replace(/(\+\d+[\s\-]+)?([\d\-]+)/g, (_, prefix: string, phone: string) => {
-            if (!phone.includes("-")) return prefix + phone;
-            return PhoneNumberKorean.convert(phone);
+            const all = prefix + phone;
+            if (!phone.includes("-")) return all;
+            return PhoneNumberKorean.convert(all);
         })
         .replace(/([\d,]+)([kKMmgGtTpP][iI]?)[bB]/g, (_, num: string, mod: string) => {
             // 10kib => 십키비바이트