diff --git a/RIGS/models.py b/RIGS/models.py
index 4d307bf2..a84093a1 100644
--- a/RIGS/models.py
+++ b/RIGS/models.py
@@ -638,7 +638,7 @@ class Invoice(models.Model, RevisionMixin):
 
     @property
     def activity_feed_string(self):
-        return f"#{self.display_id} for Event {self.event.display_id}"
+        return f"{self.display_id} for Event {self.event.display_id}"
 
     def __str__(self):
         return f"{self.display_id}: {self.event} (£{self.balance:.2f})"
diff --git a/training/views.py b/training/views.py
index a73e2b68..7c50bcb5 100644
--- a/training/views.py
+++ b/training/views.py
@@ -57,7 +57,7 @@ class TraineeItemDetail(generic.ListView):
             # not an integer
             pass
 
-        return models.Trainee.objects.get(pk=self.kwargs['pk']).qualifications_obtained.all().filter(filter).order_by('-date').select_related('item', 'trainee', 'supervisor', 'item__category')
+        return models.Trainee.objects.get(pk=self.kwargs['pk']).qualifications_obtained.all().filter(filter).order_by('-item__display_id').select_related('item', 'trainee', 'supervisor', 'item__category')
 
     def get_context_data(self, **kwargs):
         context = super().get_context_data(**kwargs)