diff --git a/cookbook/serializer.py b/cookbook/serializer.py
index c1dd0db0..aefa4a83 100644
--- a/cookbook/serializer.py
+++ b/cookbook/serializer.py
@@ -56,8 +56,7 @@ class ExtendedRecipeMixin(serializers.ModelSerializer):
             api_serializer = None
         # extended values are computationally expensive and not needed in normal circumstances
         try:
-            if str2bool(
-                    self.context['request'].query_params.get('extended', False)) and self.__class__ == api_serializer:
+            if str2bool(self.context['request'].query_params.get('extended', False)) and self.__class__ == api_serializer:
                 return fields
         except (AttributeError, KeyError):
             pass
diff --git a/cookbook/views/api.py b/cookbook/views/api.py
index 738abeae..a1f66b3d 100644
--- a/cookbook/views/api.py
+++ b/cookbook/views/api.py
@@ -153,8 +153,7 @@ class ExtendedRecipeMixin():
 
             # add a recipe count annotation to the query
             #  explanation on construction https://stackoverflow.com/a/43771738/15762829
-            recipe_count = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).values(
-                recipe_filter).annotate(count=Count('pk')).values('count')
+            recipe_count = Recipe.objects.filter(**{recipe_filter: OuterRef('id')}, space=space).values(recipe_filter).annotate(count=Count('pk', distinct=True)).values('count')
             queryset = queryset.annotate(recipe_count=Coalesce(Subquery(recipe_count), 0))
 
             # add a recipe image annotation to the query
@@ -323,8 +322,7 @@ class TreeMixin(MergeMixin, FuzzyFilterMixin, ExtendedRecipeMixin):
                 except self.model.DoesNotExist:
                     self.queryset = self.model.objects.none()
         else:
-            return self.annotate_recipe(queryset=super().get_queryset(), request=self.request,
-                                        serializer=self.serializer_class, tree=True)
+            return self.annotate_recipe(queryset=super().get_queryset(), request=self.request, serializer=self.serializer_class, tree=True)
         self.queryset = self.queryset.filter(space=self.request.space).order_by(Lower('name').asc())
 
         return self.annotate_recipe(queryset=self.queryset, request=self.request, serializer=self.serializer_class,