diff --git a/.gitignore b/.gitignore
index 02b61454..2234a709 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,7 +10,6 @@ public/phpExcel/*
 app/controller/api/Test.php
 public/protocol.html
 runtime/*
-runtime/swoole.pid
 cert_crmeb copy.key
 dump.rdb
 config/swoole.php