diff --git a/sources/tech/20180710 Building a Messenger App- Realtime Messages.md b/sources/tech/20180710 Building a Messenger App- Realtime Messages.md
index 71479495b2..3ad1520755 100644
--- a/sources/tech/20180710 Building a Messenger App- Realtime Messages.md	
+++ b/sources/tech/20180710 Building a Messenger App- Realtime Messages.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (gxlct008)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )