diff --git a/library/think/Url.php b/library/think/Url.php
index d6e57037..8e716a5b 100644
--- a/library/think/Url.php
+++ b/library/think/Url.php
@@ -297,7 +297,7 @@ class Url
             }
             foreach ($pattern as $key => $val) {
                 if (isset($vars[$key])) {
-                    $url = str_replace(['[:' . $key . ']', '<' . $key . '?>', ':' . $key . '', '<' . $key . '>'], $vars[$key], $url);
+                    $url = str_replace(['[:' . $key . ']', '<' . $key . '?>', ':' . $key . '', '<' . $key . '>'], urlencode($vars[$key]), $url);
                     unset($vars[$key]);
                     $result = [$url, $domain, $suffix];
                 } elseif (2 == $val) {