diff --git a/free-programming-books-pl.md b/free-programming-books-pl.md
index 6a877fd9c14d6ad85aa2649d8cbba0c5a0f95d5e..46362b38f179b444e4c578259e154a6cc0f69eab 100644
--- a/free-programming-books-pl.md
+++ b/free-programming-books-pl.md
@@ -5,6 +5,7 @@
 * [C](#c)
 * [C++](#c-1)
 * [Common Lisp](#common-lisp)
+* [Coq](#coq)
 * [CSS](#css)
 * [Haskell](#haskell)
 * [HTML](#html)
@@ -54,6 +55,11 @@
 * [Kurs programowania w języku Common Lisp](http://jcubic.pl/lisp_tutorial.php)
 
 
+### Coq
+
+* [zeimer.github.io (Programowanie Funkcyjne)](https://zeimer.github.io)
+
+
 ### CSS
 
 * [Moja pierwsza strona internetowa w HTML5 i CSS3](http://ferrante.pl/books/html/)