diff --git a/library/think/Log.php b/library/think/Log.php
index c77e3952..a20ab262 100644
--- a/library/think/Log.php
+++ b/library/think/Log.php
@@ -158,7 +158,7 @@ class Log
             if ($result) {
                 self::$log = [];
             }
-            Hook::listen('log_write_done',$log);
+            Hook::listen('log_write_done', $log);
             return $result;
         }
         return true;