diff --git a/views/login.ejs b/views/login.ejs
index 023ba56..865f82f 100644
--- a/views/login.ejs
+++ b/views/login.ejs
@@ -50,7 +50,7 @@ function show_error(error) {
     $("#error").show();
 }
 function success(session_id) {
-    window.location.href = <%- JSON.stringify(req.query.url || '/') %>;
+    window.location.href = location.protocol + '//' + location.host + <%- JSON.stringify(req.query.url || '/') %>;
 }
 function login() {
     password = md5($("#password").val() + "syzoj2_xxx");
diff --git a/views/sign_up.ejs b/views/sign_up.ejs
index 9657738..9e9dfed 100644
--- a/views/sign_up.ejs
+++ b/views/sign_up.ejs
@@ -37,7 +37,7 @@ function show_error(error) {
 
 function success() {
     alert("注册成功！");
-    window.location.href = <%- JSON.stringify(req.query.url || '/') %>;
+    window.location.href = location.protocol + '//' + location.host + <%- JSON.stringify(req.query.url || '/') %>;
 }
 
 function mail_required() {