diff --git a/app/models/user/notification_methods.rb b/app/models/user/notification_methods.rb
index db7e5018..41ad8a2e 100644
--- a/app/models/user/notification_methods.rb
+++ b/app/models/user/notification_methods.rb
@@ -14,4 +14,5 @@ module User::NotificationMethods
   end
 
   def notification_cache_key = "#{cache_key}/unread_notification_count-#{notifications_updated_at}"
+  def notification_dropdown_cache_key = "#{cache_key}/notification_dropdown-#{notifications_updated_at}"
 end
diff --git a/app/views/navigation/_desktop.html.haml b/app/views/navigation/_desktop.html.haml
index 93a6a027..35ee9a4f 100644
--- a/app/views/navigation/_desktop.html.haml
+++ b/app/views/navigation/_desktop.html.haml
@@ -31,7 +31,9 @@
             %span.badge= notification_count
         .dropdown-menu.dropdown-menu-end.notification-dropdown
           %turbo-frame#notifications-dropdown-list
-            = render "navigation/dropdown/notifications", notifications:, notification_count: nil
+            - Rails.cache.fetch current_user.notification_dropdown_cache_key do
+              - notifications = Notification.for(current_user).where(new: true).includes([:target]).limit(4)
+              = render "navigation/dropdown/notifications", notifications:, size: "desktop"
       %li.nav-item.d-none.d-sm-block{ data: { bs_toggle: 'tooltip', bs_placement: 'bottom' }, title: t('.ask_question') }
         %a.nav-link{ href: "#", name: "toggle-all-ask", data: { bs_target: "#modal-ask-followers", bs_toggle: :modal, hotkey: "n" } }
           %i.fa.fa-pencil-square-o
diff --git a/app/views/navigation/_main.html.haml b/app/views/navigation/_main.html.haml
index a58e50b1..72c03da0 100644
--- a/app/views/navigation/_main.html.haml
+++ b/app/views/navigation/_main.html.haml
@@ -1,8 +1,7 @@
 :ruby
-  notifications = Notification.for(current_user).where(new: true).includes([:target]).limit(4)
   inbox_count = current_user.unread_inbox_count
   notification_count = current_user.unread_notification_count
-= render "navigation/desktop", notifications:, inbox_count:, notification_count:
+= render "navigation/desktop", inbox_count:, notification_count:
 = render "navigation/mobile", inbox_count:, notification_count:
 
 = render "modal/ask"