diff --git a/sources/tech/20160602 How to build and deploy a Facebook Messenger bot with Python and Flask.md b/sources/tech/20160602 How to build and deploy a Facebook Messenger bot with Python and Flask.md
index 1f3fbe1ed3..6ab74e3527 100644
--- a/sources/tech/20160602 How to build and deploy a Facebook Messenger bot with Python and Flask.md	
+++ b/sources/tech/20160602 How to build and deploy a Facebook Messenger bot with Python and Flask.md	
@@ -1,3 +1,4 @@
+wyangsun translating
 How to build and deploy a Facebook Messenger bot with Python and Flask, a tutorial
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