diff --git a/src/main/java/in/koreatech/koin/global/exception/GlobalExceptionHandler.java b/src/main/java/in/koreatech/koin/global/exception/GlobalExceptionHandler.java
index 4a2a0bcbf..8e1518580 100644
--- a/src/main/java/in/koreatech/koin/global/exception/GlobalExceptionHandler.java
+++ b/src/main/java/in/koreatech/koin/global/exception/GlobalExceptionHandler.java
@@ -196,7 +196,7 @@ public ResponseEntity<Object> handleOptimisticLockException(
     ) {
         log.warn(e.getMessage());
         requestLogging(((ServletWebRequest)request).getRequest());
-        return buildErrorResponse(HttpStatus.CONFLICT, e.getMessage());
+        return buildErrorResponse(HttpStatus.CONFLICT, "이미 처리된 요청입니다.");
     }
 
     @ExceptionHandler(Exception.class)