diff --git a/pokemonred_puffer/rewards/baseline.py b/pokemonred_puffer/rewards/baseline.py
index e5ab7a6..b822b71 100644
--- a/pokemonred_puffer/rewards/baseline.py
+++ b/pokemonred_puffer/rewards/baseline.py
@@ -69,7 +69,7 @@ def get_all_events_reward(self):
             np.sum(self.events.get_events(EVENTS))
             - self.base_event_flags
             - int(
-                self.get_event("EVENT_BOUGHT_MUSEUM_TICKET"),
+                self.events.get_event("EVENT_BOUGHT_MUSEUM_TICKET"),
                 0,
             )
         )