diff --git a/src/main/java/org/example/expert/domain/todo/service/TodoService.java b/src/main/java/org/example/expert/domain/todo/service/TodoService.java
index 922991ce7..3ce628fb1 100644
--- a/src/main/java/org/example/expert/domain/todo/service/TodoService.java
+++ b/src/main/java/org/example/expert/domain/todo/service/TodoService.java
@@ -25,6 +25,7 @@ public class TodoService {
     private final TodoRepository todoRepository;
     private final WeatherClient weatherClient;
 
+    @Transactional
     public TodoSaveResponse saveTodo(AuthUser authUser, TodoSaveRequest todoSaveRequest) {
         User user = User.fromAuthUser(authUser);