diff --git a/token_bot/tracker.py b/token_bot/tracker.py
index a44946e..a192f6d 100644
--- a/token_bot/tracker.py
+++ b/token_bot/tracker.py
@@ -204,7 +204,7 @@ class Tracker(Extension):
         name="remove-alert", description="Remove an alert you have signed up for"
     )
     async def remove_alert(self, ctx: SlashContext):
-        if not self._user_is_registered(ctx):
+        if not await self._user_is_registered(ctx):
             return
         user = await self._users.get(ctx.user.id)
         alerts = await self._users.list_alerts(user)