diff --git a/calendars/views.py b/calendars/views.py
index 7517165..77c8d62 100644
--- a/calendars/views.py
+++ b/calendars/views.py
@@ -76,10 +76,20 @@ class EventUpdateView(LoginRequiredMixin, CoachCheckMixin, UpdateView):
     template_name = 'calendars/event_form.html'
     success_url = reverse_lazy('dashboard')
 
+    def get_object(self, queryset=None):
+        # Fetch the event and then check if it's a game or training to return the specific instance
+        obj = super().get_object(queryset)
+        if hasattr(obj, 'game'):
+            return obj.game
+        if hasattr(obj, 'training'):
+            return obj.training
+        return obj
+
     def get_form_class(self):
-        if hasattr(self.object, 'game'):
+        # self.object is now the correct child instance because of the overridden get_object
+        if isinstance(self.object, Game):
             return GameForm
-        if hasattr(self.object, 'training'):
+        if isinstance(self.object, Training):
             return TrainingForm
         return EventForm