diff --git a/routers/install/install.go b/routers/install/install.go
index dfd8047d0..140e008d9 100644
--- a/routers/install/install.go
+++ b/routers/install/install.go
@@ -319,7 +319,7 @@ func SubmitInstall(ctx *context.Context) {
 
 	// Check logic loophole between disable self-registration and no admin account.
 	if form.DisableRegistration && len(form.AdminName) == 0 {
-		ctx.Data["Err_Services"] = true
+		ctx.Data["Err_DisabledRegistration"] = true
 		ctx.Data["Err_Admin"] = true
 		ctx.RenderWithErr(ctx.Tr("install.no_admin_and_disable_registration"), tplInstall, form)
 		return
diff --git a/templates/install.tmpl b/templates/install.tmpl
index 400c565b3..356d75747 100644
--- a/templates/install.tmpl
+++ b/templates/install.tmpl
@@ -154,7 +154,7 @@
 					</div>
 					<div class="inline field">
 						<div class="ui checkbox" id="disable-registration">
-							<label>{{ctx.Locale.Tr "install.disable_registration"}}</label>
+							<label class="{{if .Err_DisabledRegistration}}text red{{end}}">{{ctx.Locale.Tr "install.disable_registration"}}</label>
 							<input name="disable_registration" type="checkbox" {{if .disable_registration}}checked{{end}}>
 						</div>
 						<span class="help">{{ctx.Locale.Tr "install.disable_registration.description"}}</span>
@@ -212,7 +212,7 @@
 
 					<!-- Server and other services -->
 					<details class="collapsible optional field">
-						<summary class="tw-py-2{{if .Err_Services}} text red{{end}}">
+						<summary class="tw-py-2">
 							{{ctx.Locale.Tr "install.server_service_title"}}
 						</summary>
 						<div class="inline field">