diff --git a/sources/tech/20210201 My handy guide to software development and testing.md b/sources/tech/20210201 My handy guide to software development and testing.md
index 2ac51f55f3..6621204ddf 100644
--- a/sources/tech/20210201 My handy guide to software development and testing.md	
+++ b/sources/tech/20210201 My handy guide to software development and testing.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (toknow-gh)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )