diff --git a/backend/app/routers/information.py b/backend/app/routers/information.py
index e5e4d4f..0c23d89 100644
--- a/backend/app/routers/information.py
+++ b/backend/app/routers/information.py
@@ -572,8 +572,6 @@ def update_information(
         info.grading_company = data.grading_company
     if data.grading_score is not None:
         info.grading_score = data.grading_score
-    if data.category is not None:
-        info.category = data.category
     
     db.commit()
     db.refresh(info)