diff --git a/companies/admin.py b/companies/admin.py
index 0575242..2e21305 100644
--- a/companies/admin.py
+++ b/companies/admin.py
@@ -1,7 +1,7 @@
 from django.contrib import admin
 from django.contrib.gis.db.models import PointField
 
-from django_admin_listfilter_dropdown.filters import DropdownFilter, RelatedDropdownFilter
+from django_admin_listfilter_dropdown.filters import DropdownFilter
 from mapwidgets.widgets import GooglePointFieldWidget
 
 from . import models
@@ -10,8 +10,8 @@ from . import models
 
 class CompanyAdmin(admin.ModelAdmin):
     list_display = ('short_name', 'city', 'email', 'shop', 'platform', 'sync', 'is_validated', 'is_active', 'link')
-    list_filter = ('platform', 'sync', 'is_validated', 'is_active', 'city')
-    search_fields = ('short_name', 'company_name', 'email', 'web_link', ('city', RelatedDropdownFilter))
+    list_filter = ('platform', 'sync', 'is_validated', 'is_active', ('city', DropdownFilter))
+    search_fields = ('short_name', 'company_name', 'email', 'web_link', 'city')
 
     formfield_overrides = {
         PointField: {"widget": GooglePointFieldWidget}