diff --git a/library/think/url.php b/library/think/url.php
index 818694cb..a62b9ec8 100644
--- a/library/think/url.php
+++ b/library/think/url.php
@@ -73,6 +73,8 @@ class Url
                 }
                 $url .= $suffix;
             }
+        } else {
+            $url .= $suffix;
         }
 
         if (!empty($anchor)) {