diff --git a/goodtimes/services.py b/goodtimes/services.py
index 767ab50..768976d 100644
--- a/goodtimes/services.py
+++ b/goodtimes/services.py
@@ -295,7 +295,7 @@ class PaymentProcessingService:
                 .first()
             )
             if active_subscription:
-                subscription = self._get_principal_subscription_by_id()
+                subscription = self._get_subscription()
                 if subscription:
                     # Calculate the reward value
                     percentage = (