diff --git a/free-programming-books-ko.md b/free-programming-books-ko.md
index f6f74fb1c59c8f177b708f7ce64dee394d68232c..97b4afe45b3e575b1cf875f902481687f055825b 100644
--- a/free-programming-books-ko.md
+++ b/free-programming-books-ko.md
@@ -38,7 +38,7 @@
 ### Perl
 * [2시간 반만에 펄 익히기](http://qntm.org/files/perl/perl_kr.html)
 * [책벌래가 되고픈 어린이 Perl Tutorial](http://eriny.net/p/perl)
-* [Perl : GyparkWiki](http://gypark.pe.kr/wiki/Perl}
+* [Perl : GyparkWiki](http://gypark.pe.kr/wiki/Perl)
 
 ### Ruby
 * [루비 스타일 가이드](https://github.com/dalzony/ruby-style-guide/blob/master/README-koKR.md)