diff --git a/modules/setting/setting.go b/modules/setting/setting.go
index cd556acf2..e719153ae 100644
--- a/modules/setting/setting.go
+++ b/modules/setting/setting.go
@@ -451,7 +451,6 @@ var Service struct {
 	RequireSignInView              bool
 	EnableCacheAvatar              bool
 	EnableNotifyMail               bool
-	DisableMinimumKeySizeCheck     bool
 	EnableReverseProxyAuth         bool
 	EnableReverseProxyAutoRegister bool
 	EnableCaptcha                  bool
diff --git a/templates/admin/config.tmpl b/templates/admin/config.tmpl
index 0738f18b0..086a7c98a 100644
--- a/templates/admin/config.tmpl
+++ b/templates/admin/config.tmpl
@@ -78,8 +78,6 @@
 						<dd><i class="fa fa{{if .Service.EnableCacheAvatar}}-check{{end}}-square-o"></i></dd>
 						<dt>{{.i18n.Tr "admin.config.mail_notify"}}</dt>
 						<dd><i class="fa fa{{if .Service.EnableNotifyMail}}-check{{end}}-square-o"></i></dd>
-						<dt>{{.i18n.Tr "admin.config.disable_key_size_check"}}</dt>
-						<dd><i class="fa fa{{if .Service.DisableMinimumKeySizeCheck}}-check{{end}}-square-o"></i></dd>
 						<dt>{{.i18n.Tr "admin.config.enable_captcha"}}</dt>
 						<dd><i class="fa fa{{if .Service.EnableCaptcha}}-check{{end}}-square-o"></i></dd>
 						<div class="ui divider"></div>