diff --git a/free-programming-books-ru.md b/free-programming-books-ru.md
index 527ea860..f243e969 100644
--- a/free-programming-books-ru.md
+++ b/free-programming-books-ru.md
@@ -10,7 +10,7 @@
 * [LaTeX](#latex)
 * [Lisp](#lisp)
 * [MetaPost](#metapost)
-* [Node.js](#node.js)
+* [Node.js](#nodejs)
 * [NoSQL](#nosql)
 * [Perl](#perl)
 * [R](#r)