diff --git a/frontend/lib/api/client.ts b/frontend/lib/api/client.ts
index e3d79d1a..41987d41 100644
--- a/frontend/lib/api/client.ts
+++ b/frontend/lib/api/client.ts
@@ -6,17 +6,18 @@ const getApiBaseUrl = (): string => {
 
   if (typeof window !== "undefined") {
     const currentHost = window.location.hostname;
+    const currentPort = window.location.port;
     const fullUrl = window.location.href;
 
     console.log("🌐 현재 접속 정보:", {
       hostname: currentHost,
       fullUrl: fullUrl,
-      port: window.location.port,
+      port: currentPort,
     });
 
     // 로컬 개발환경: localhost:9771 → localhost:8080
-    if (currentHost === "localhost" || currentHost === "127.0.0.1") {
-      console.log("🏠 로컬 환경 감지 → localhost:8080/api");
+    if ((currentHost === "localhost" || currentHost === "127.0.0.1") && currentPort === "9771") {
+      console.log("🏠 로컬 개발 환경 감지 → localhost:8080/api");
       return "http://localhost:8080/api";
     }