diff --git a/app/schemas/todo.py b/app/schemas/todo.py
index a28e30b..a1c0725 100644
--- a/app/schemas/todo.py
+++ b/app/schemas/todo.py
@@ -35,6 +35,7 @@ class Todo(TodoBase):
     created_at: datetime
     updated_at: Optional[datetime] = None
     category: Optional["Category"] = None
+    project: Optional["Project"] = None
 
     class Config:
         from_attributes = True