diff --git a/config/locales/server.zh.yml b/config/locales/server.zh.yml
index e6f3ec59..1d73d43c 100644
--- a/config/locales/server.zh.yml
+++ b/config/locales/server.zh.yml
@@ -1,4 +1,4 @@
-zh-TW:
+zh-CN:
   admin:
     wizard:
       submission:
@@ -45,6 +45,7 @@ zh-TW:
       after_signup: "您只能有一个“注册即导向”型的向导。Id为 %{wizard_id} 的向导已启用该特性。"
       after_signup_after_time: "You can't use 'after time' and 'after signup' on the same wizard."
       after_time: "After time setting is invalid."
+      after_time_group: "After time group does not exist: %{group_name}"
       liquid_syntax_error: "Liquid syntax error in %{attribute}: %{message}"
       subscription: "%{type} %{property} usage is not supported on your subscription"
       not_permitted_for_guests: "%{object_id} is not permitted when guests can access the wizard"