diff --git a/ebook/12.3.md b/ebook/12.3.md
index 44de4504..6e77e104 100644
--- a/ebook/12.3.md
+++ b/ebook/12.3.md
@@ -123,7 +123,7 @@ Supervisord默认的配置文件路径为/etc/supervisord.conf，通过文本编
 
 	;/etc/supervisord.conf
 	[unix_http_server]
-	file = /var/run/supervisor.sock
+	file = /var/run/supervisord.sock
 	chmod = 0777
 	chown= root:root