@ -135,7 +135,7 @@ class CourseCreateSerializer(DispatchContentMixin,
gallery = validated_data.pop('gallery', {})
course = super().update(instance, validated_data)
self.dispatch_materials(course, materials)
self.dispatch_content(course, content, materials)
self.dispatch_content(course, content)
self.dispatch_gallery(course, gallery)
return course