diff --git a/daemawiki-domain/src/main/java/org/daemawiki/domain/user/adapter/UserAdapter.java b/daemawiki-domain/src/main/java/org/daemawiki/domain/user/adapter/UserAdapter.java
index cb2c13d..94482e6 100644
--- a/daemawiki-domain/src/main/java/org/daemawiki/domain/user/adapter/UserAdapter.java
+++ b/daemawiki-domain/src/main/java/org/daemawiki/domain/user/adapter/UserAdapter.java
@@ -68,9 +68,9 @@ public Flux<User> findAllByGenAndMajorAndClub(FindUserDto request) {
         if ((sortBy != null && !sortBy.isBlank())) {
             var sortDirection = request.pagingInfo().sortDirection();
             if (sortDirection != null && sortDirection.equals(1)) {
-                query.with(Sort.by(Sort.Direction.ASC, sortBy));
+                query.with(sortBy(Sort.Direction.ASC, sortBy));
             } else {
-                query.with(Sort.by(Sort.Direction.DESC, sortBy));
+                query.with(sortBy(Sort.Direction.DESC, sortBy));
             }
         }
 
@@ -80,6 +80,10 @@ public Flux<User> findAllByGenAndMajorAndClub(FindUserDto request) {
                 .subscribeOn(Schedulers.boundedElastic());
     }
 
+    private Sort sortBy(Sort.Direction direction, String sortBy) {
+        return Sort.by(direction, sortBy);
+    }
+
     @Override
     public Mono<User> save(User user) {
         return userRepository.save(user);