diff --git a/sources/talk/20180117 How technology changes the rules for doing agile.md b/sources/talk/20180117 How technology changes the rules for doing agile.md
index 1b67935509..c212d5cf87 100644
--- a/sources/talk/20180117 How technology changes the rules for doing agile.md	
+++ b/sources/talk/20180117 How technology changes the rules for doing agile.md	
@@ -1,3 +1,4 @@
+Translating by ranchong
 How technology changes the rules for doing agile
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