diff --git a/src/main/java/com/liberty52/product/global/exception/external/forbidden/InvalidRoleException.java b/src/main/java/com/liberty52/product/global/exception/external/forbidden/InvalidRoleException.java
index 038d875a..98a0c323 100644
--- a/src/main/java/com/liberty52/product/global/exception/external/forbidden/InvalidRoleException.java
+++ b/src/main/java/com/liberty52/product/global/exception/external/forbidden/InvalidRoleException.java
@@ -1,16 +1,8 @@
 package com.liberty52.product.global.exception.external.forbidden;
 
-<<<<<<< HEAD
-=======
-import com.liberty52.product.global.exception.external.forbidden.NotYourResourceException;
 
->>>>>>> dev
 public class InvalidRoleException extends NotYourResourceException {
     public InvalidRoleException(String role) {
         super("Role", role);
     }
-<<<<<<< HEAD
 }
-=======
-}
->>>>>>> dev
diff --git a/src/main/java/com/liberty52/product/service/controller/ReplyCreateController.java b/src/main/java/com/liberty52/product/service/controller/ReplyCreateController.java
index 3353896d..0093ec3b 100644
--- a/src/main/java/com/liberty52/product/service/controller/ReplyCreateController.java
+++ b/src/main/java/com/liberty52/product/service/controller/ReplyCreateController.java
@@ -23,7 +23,7 @@ public class ReplyCreateController {
     @PostMapping("/reviews/{reviewId}/replies")
     @ResponseStatus(HttpStatus.CREATED)
     public void createReply(@RequestHeader(HttpHeaders.AUTHORIZATION) String adminId,
-            @RequestHeader("X-ROLE") String role,
+            @RequestHeader("LB-Role") String role,
             @Validated @RequestBody ReplyCreateRequestDto dto, @PathVariable String reviewId) {
         replyCreateService.createReply(adminId,dto,reviewId,  role);
     }
diff --git a/src/test/java/com/liberty52/product/service/controller/ReplyCreateControllerTest.java b/src/test/java/com/liberty52/product/service/controller/ReplyCreateControllerTest.java
index 635622fb..9ca7a4d4 100644
--- a/src/test/java/com/liberty52/product/service/controller/ReplyCreateControllerTest.java
+++ b/src/test/java/com/liberty52/product/service/controller/ReplyCreateControllerTest.java
@@ -55,6 +55,7 @@ class ReplyCreateControllerTest {
     final String mockAdminRole = ADMIN;
     final String mockUserRole = "USER";
     final String mockReplyContent = "Hello world";
+    final String headerRole = "LB-Role";
     @Test
     void Craete_Reply_Success_Status_CRAETED () throws Exception{
         //given
@@ -62,7 +63,7 @@ void Craete_Reply_Success_Status_CRAETED () throws Exception{
         //when
         mockMvc.perform(post(String.format(createReplyUrl,mockReviewId))
                 .header(HttpHeaders.AUTHORIZATION,mockAdminId)
-                .header("X-ROLE",mockAdminRole)
+                .header(headerRole,mockAdminRole)
                 .contentType(MediaType.APPLICATION_JSON)
                 .content(new ObjectMapper().writeValueAsString(dto)))
         //then
@@ -88,7 +89,7 @@ void CREATE_REPLY_FAIL_STATUS_FORBIDDEN_InvalidRoleException () throws Exception
         //when
         mockMvc.perform(post(String.format(createReplyUrl,mockReviewId))
                         .header(HttpHeaders.AUTHORIZATION,mockAdminId)
-                        .header("X-ROLE",mockUserRole)
+                        .header(headerRole,mockUserRole)
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(new ObjectMapper().writeValueAsString(dto)))
                 //then
@@ -120,7 +121,7 @@ void CREATE_REPLY_FAIL_STATUS_NOT_FOUND_ResourceNotFoundException () throws Exce
         //when
         mockMvc.perform(post(String.format(createReplyUrl,mockReviewId))
                         .header(HttpHeaders.AUTHORIZATION,mockAdminId)
-                        .header("X-ROLE",mockAdminRole)
+                        .header(headerRole,mockAdminRole)
                         .contentType(MediaType.APPLICATION_JSON)
                         .content(new ObjectMapper().writeValueAsString(dto)))
                 //then