diff --git a/jkit/ranking/user_earning.py b/jkit/ranking/user_earning.py
index a604a27..c86d12e 100644
--- a/jkit/ranking/user_earning.py
+++ b/jkit/ranking/user_earning.py
@@ -82,4 +82,4 @@ async def get_data(self) -> UserEarningRankData:
                 )
                 for ranking, item in enumerate(data["users"], start=1)
             ),
-        )
+        )._validate()