diff --git a/sources/tech/20190510 Check storage performance with dd.md b/sources/tech/20190510 Check storage performance with dd.md
index 8cdea81f69..78d7eab391 100644
--- a/sources/tech/20190510 Check storage performance with dd.md	
+++ b/sources/tech/20190510 Check storage performance with dd.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (wxy)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )