diff --git a/lib/site_setting_extension.rb b/lib/site_setting_extension.rb
index 8a1bd859997..89e49d9aebd 100644
--- a/lib/site_setting_extension.rb
+++ b/lib/site_setting_extension.rb
@@ -31,8 +31,8 @@ module SiteSettingExtension
   end
 
   # just like a setting, except that it is available in javascript via DiscourseSession 
-  def client_setting(name, defualt = nil, type = nil)
-    setting(name,defualt,type)
+  def client_setting(name, default = nil, type = nil)
+    setting(name,default,type)
     @@client_settings ||= []
     @@client_settings << name
   end