diff --git a/src/model/turn.py b/src/model/turn.py
index a4545ed..f0e2f7a 100644
--- a/src/model/turn.py
+++ b/src/model/turn.py
@@ -181,7 +181,7 @@ class Turn(Serializable):
     async def start_turn(self) -> None:
         for c in self.player.board:
             if c.card_type == CardType.CHAMPION:
-                self.lock_card(str(c.card_id))
+                await self.lock_card(str(c.card_id))
 
     def serialize(self):
         data = super().serialize() | {