diff --git a/apps/location/views/back.py b/apps/location/views/back.py
index e306bc6e..4f29582d 100644
--- a/apps/location/views/back.py
+++ b/apps/location/views/back.py
@@ -7,6 +7,7 @@ from utils.permissions import IsCountryAdmin
 from utils.views import CreateDestroyGalleryViewMixin
 from rest_framework.permissions import IsAuthenticatedOrReadOnly
 from django.shortcuts import get_object_or_404
+from django.db import IntegrityError
 from utils.serializers import ImageBaseSerializer
 from location.filters import RegionFilter
 
@@ -81,6 +82,15 @@ class CityGalleryCreateDestroyView(common.CityViewMixin,
 
         return gallery
 
+    def create(self, request, *args, **kwargs):
+        try:
+            return super(CityGalleryCreateDestroyView, self).create(request, *args, **kwargs)
+        except IntegrityError as e:
+            if not 'unique constraint' in e.args[0]:
+                raise e
+            models.CityGallery.objects.filter(city=kwargs['pk'], is_main=request.data['is_main']).delete()
+            return super(CityGalleryCreateDestroyView, self).create(request, *args, **kwargs)
+
 
 class CityGalleryListView(common.CityViewMixin,
                           generics.ListAPIView):