diff --git a/chat/src/main/java/org/example/soundlinkchat_java/global/config/WebConfig.java b/chat/src/main/java/org/example/soundlinkchat_java/global/config/WebConfig.java
index a0ab6ad..d8937b5 100644
--- a/chat/src/main/java/org/example/soundlinkchat_java/global/config/WebConfig.java
+++ b/chat/src/main/java/org/example/soundlinkchat_java/global/config/WebConfig.java
@@ -12,19 +12,6 @@ public class WebConfig implements WebMvcConfigurer {
      * 대신 allowOriginPatterns를 사용해야 한다.
      */
 
-    private static final String DEVELOP_FRONT_ADDRESS = "http://localhost:3000";
-
-    // Main에 적용
-//    @Override
-//    public void addCorsMappings(CorsRegistry registry) {
-//        registry.addMapping("/**")
-//                .allowedOrigins(DEVELOP_FRONT_ADDRESS)
-//                .allowedMethods("GET", "POST", "PUT", "DELETE")
-//                .exposedHeaders("location")
-//                .allowedHeaders("*")
-//                .allowCredentials(true);
-//    }
-
     // Develop에 적용
     @Override
     public void addCorsMappings(CorsRegistry registry) {
diff --git a/default/src/main/java/org/dfbf/soundlink/global/config/SecurityConfig.java b/default/src/main/java/org/dfbf/soundlink/global/config/SecurityConfig.java
index 4c6804f..b3a4b7a 100644
--- a/default/src/main/java/org/dfbf/soundlink/global/config/SecurityConfig.java
+++ b/default/src/main/java/org/dfbf/soundlink/global/config/SecurityConfig.java
@@ -1,6 +1,5 @@
 package org.dfbf.soundlink.global.config;
 
-import jakarta.servlet.ServletRequest;
 import lombok.RequiredArgsConstructor;
 import org.dfbf.soundlink.global.auth.JwtAuthenticationFilter;
 import org.dfbf.soundlink.global.auth.JwtProvider;
@@ -10,7 +9,6 @@
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
-import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.security.web.SecurityFilterChain;
 import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
 
diff --git a/default/src/main/java/org/dfbf/soundlink/global/config/WebConfig.java b/default/src/main/java/org/dfbf/soundlink/global/config/WebConfig.java
index a0ab6ad..ae422b4 100644
--- a/default/src/main/java/org/dfbf/soundlink/global/config/WebConfig.java
+++ b/default/src/main/java/org/dfbf/soundlink/global/config/WebConfig.java
@@ -1,4 +1,4 @@
-package org.example.soundlinkchat_java.global.config;
+package org.dfbf.soundlink.global.config;
 
 import org.springframework.context.annotation.Configuration;
 import org.springframework.web.servlet.config.annotation.CorsRegistry;
@@ -12,19 +12,6 @@ public class WebConfig implements WebMvcConfigurer {
      * 대신 allowOriginPatterns를 사용해야 한다.
      */
 
-    private static final String DEVELOP_FRONT_ADDRESS = "http://localhost:3000";
-
-    // Main에 적용
-//    @Override
-//    public void addCorsMappings(CorsRegistry registry) {
-//        registry.addMapping("/**")
-//                .allowedOrigins(DEVELOP_FRONT_ADDRESS)
-//                .allowedMethods("GET", "POST", "PUT", "DELETE")
-//                .exposedHeaders("location")
-//                .allowedHeaders("*")
-//                .allowCredentials(true);
-//    }
-
     // Develop에 적용
     @Override
     public void addCorsMappings(CorsRegistry registry) {