diff --git a/Neo_backend/src/main/java/com/example/neo_backend/global/config/SecurityConfig.java b/Neo_backend/src/main/java/com/example/neo_backend/global/config/SecurityConfig.java
index 4ed9e10..08a2894 100644
--- a/Neo_backend/src/main/java/com/example/neo_backend/global/config/SecurityConfig.java
+++ b/Neo_backend/src/main/java/com/example/neo_backend/global/config/SecurityConfig.java
@@ -52,8 +52,8 @@ public CorsConfigurationSource corsConfigurationSource() {
 
         configuration.addExposedHeader("Authorization");
 
-        configuration.addAllowedOrigin("http://localhost:3000");
-        configuration.addAllowedOrigin("http://3.37.144.218:3000");
+        configuration.addAllowedOrigin("http://localhost:5173");
+        configuration.addAllowedOrigin("http://3.37.144.218:5173");
         configuration.addAllowedOrigin("*");
         configuration.addAllowedMethod("*"); // 모든 HTTP 메서드 허용 (GET, POST, etc.)
         configuration.addAllowedHeader("*"); // 모든 헤더 허용