diff --git a/src/Log/Logger.php b/src/Log/Logger.php
index 9d558482..a3b73026 100644
--- a/src/Log/Logger.php
+++ b/src/Log/Logger.php
@@ -483,7 +483,7 @@ private function getUri(): string
     /**
      * 请求开始时间
      *
-     * @return int
+     * @return float
      */
     private function getRequestTime(): float
     {