diff --git a/fooder/domain/diary.py b/fooder/domain/diary.py
index 4b81c72..900cf72 100644
--- a/fooder/domain/diary.py
+++ b/fooder/domain/diary.py
@@ -58,7 +58,7 @@ class Diary(Base, CommonMixin):
 
         :rtype: float
         """
-        return sum(meal.fat for meal in self.meals)
+        return sum(meal.fiber for meal in self.meals)
 
     @classmethod
     def query(cls, user_id: int) -> Select: