app/admin.py

@@ -2,6 +2,7 @@
 
 from django.contrib import admin
 from django.contrib.auth.admin import UserAdmin
+from django.utils.decorators import method_decorator
 from django.views.decorators.cache import never_cache
 
 from .models import User
@@ -23,7 +24,7 @@ class CustomAdminSite(admin.AdminSite):
     site_header = "Drinks Administration"
     site_title = "Drinks Administration"
     
-    @never_cache
+    @method_decorator(never_cache)
     def index(self, request, extra_context=None):
 
         return super().index(request, extra_context={