diff --git a/sources/tech/20200813 How to use printf to format output.md b/sources/tech/20200813 How to use printf to format output.md
index 1682cef9c9..ab8d0f4e60 100644
--- a/sources/tech/20200813 How to use printf to format output.md	
+++ b/sources/tech/20200813 How to use printf to format output.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (robsean)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )