diff --git a/src/Illuminate/Foundation/Console/ServeCommand.php b/src/Illuminate/Foundation/Console/ServeCommand.php
index f1c51987a078..52e862e9355d 100644
--- a/src/Illuminate/Foundation/Console/ServeCommand.php
+++ b/src/Illuminate/Foundation/Console/ServeCommand.php
@@ -357,7 +357,7 @@ protected function flushOutputBuffer()
      */
     protected function getDateFromLine($line)
     {
-        $regex = env('PHP_CLI_SERVER_WORKERS', 1) > 1
+        $regex = ! windows_os() && env('PHP_CLI_SERVER_WORKERS', 1) > 1
             ? '/^\[\d+]\s\[([a-zA-Z0-9: ]+)\]/'
             : '/^\[([^\]]+)\]/';