diff --git a/free-programming-books.md b/free-programming-books.md
index 6a8bba75016b3ef6004a984e066aa8423f1c46cb..45c1c87efb0319a9269ac6c6ca7f80f3ca724fc8 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -33,7 +33,7 @@
 * [C](#c)
 * [C++](#c-1)
 * [Clojure](#clojure)
-* [COBOL] (#cobol)
+* [COBOL](#cobol)
 * [CoffeeScript](#coffeescript)
 * [ColdFusion](#coldfusion)
 * [Coq](#coq)