diff --git a/library/think/Paginator.php b/library/think/Paginator.php
index be774924..d19472ee 100644
--- a/library/think/Paginator.php
+++ b/library/think/Paginator.php
@@ -128,7 +128,7 @@ abstract class Paginator implements ArrayAccess, Countable, IteratorAggregate, J
         }
         $url = $path;
         if (!empty($parameters)) {
-            $url .= '?' . http_build_query($parameters, null, '&');
+            $url .= '?' . http_build_query($parameters, '', '&');
         }
         return $url . $this->buildFragment();
     }