diff --git a/sources/tech/20161024 How to Use Old Xorg Apps in Unity 8 on Ubuntu 16.10.md b/sources/tech/20161024 How to Use Old Xorg Apps in Unity 8 on Ubuntu 16.10.md
index 126c5a49bc..b69f0474c7 100644
--- a/sources/tech/20161024 How to Use Old Xorg Apps in Unity 8 on Ubuntu 16.10.md	
+++ b/sources/tech/20161024 How to Use Old Xorg Apps in Unity 8 on Ubuntu 16.10.md	
@@ -1,3 +1,5 @@
+translating by ypingcn.
+
 How to Use Old Xorg Apps in Unity 8 on Ubuntu 16.10
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