diff --git a/sources/tech/20210729 Use df to check free disk space on Linux.md b/sources/tech/20210729 Use df to check free disk space on Linux.md
index 4dc1ea828c..4840403b1e 100644
--- a/sources/tech/20210729 Use df to check free disk space on Linux.md	
+++ b/sources/tech/20210729 Use df to check free disk space on Linux.md	
@@ -2,7 +2,7 @@
 [#]: via: (https://opensource.com/article/21/7/check-disk-space-linux-df)
 [#]: author: (Seth Kenlon https://opensource.com/users/seth)
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (piaoshi)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )