diff --git a/frontend/lib/api/client.ts b/frontend/lib/api/client.ts
index 41987d41..ecd20973 100644
--- a/frontend/lib/api/client.ts
+++ b/frontend/lib/api/client.ts
@@ -21,7 +21,13 @@ const getApiBaseUrl = (): string => {
       return "http://localhost:8080/api";
     }
 
-    // 서버 환경 (내부/외부 IP 모두): → 39.117.244.52:8080
+    // 서버 환경에서 localhost:5555 → 39.117.244.52:8080
+    if ((currentHost === "localhost" || currentHost === "127.0.0.1") && currentPort === "5555") {
+      console.log("🌍 서버 환경 (localhost:5555) 감지 → 39.117.244.52:8080/api");
+      return "http://39.117.244.52:8080/api";
+    }
+
+    // 기타 서버 환경 (내부/외부 IP): → 39.117.244.52:8080
     console.log("🌍 서버 환경 감지 → 39.117.244.52:8080/api");
     return "http://39.117.244.52:8080/api";
   }