diff --git a/sources/talk/20190105 Why Sorting is O(N log N).md b/sources/talk/20190105 Why Sorting is O(N log N).md
index 34a1d3bf97..68a40384c8 100644
--- a/sources/talk/20190105 Why Sorting is O(N log N).md	
+++ b/sources/talk/20190105 Why Sorting is O(N log N).md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (silentdawn-zz)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )