diff --git a/app/models/web_hook_event_type.rb b/app/models/web_hook_event_type.rb
index f4120e7cab9..2a9ac2067bb 100644
--- a/app/models/web_hook_event_type.rb
+++ b/app/models/web_hook_event_type.rb
@@ -35,6 +35,7 @@ class WebHookEventType < ActiveRecord::Base
          user_promoted: 13,
          voting: 14,
          chat: 15,
+         custom: 16,
        },
        _scopes: false
 
diff --git a/config/locales/client.en.yml b/config/locales/client.en.yml
index 6ab03ed126c..05cc930fae8 100644
--- a/config/locales/client.en.yml
+++ b/config/locales/client.en.yml
@@ -5497,6 +5497,8 @@ en:
           group_name: "Group User Events"
           user_added_to_group: "A user is added to a group"
           user_removed_from_group: "A user is removed from a group"
+        custom_event:
+          group_name: "Custom Events"
         user_promoted_event:
           group_name: "User Promoted Events"
           user_promoted: "A user is promoted"