diff --git a/sources/tech/20220105 Create bookmarks for your PDF with pdftk.md b/sources/tech/20220105 Create bookmarks for your PDF with pdftk.md
index efef6e28f1..89afe53233 100644
--- a/sources/tech/20220105 Create bookmarks for your PDF with pdftk.md	
+++ b/sources/tech/20220105 Create bookmarks for your PDF with pdftk.md	
@@ -2,7 +2,7 @@
 [#]: via: "https://opensource.com/article/22/1/pdf-metadata-pdftk"
 [#]: author: "Seth Kenlon https://opensource.com/users/seth"
 [#]: collector: "lujun9972"
-[#]: translator: " "
+[#]: translator: "toknow-gh"
 [#]: reviewer: " "
 [#]: publisher: " "
 [#]: url: " "