diff --git a/free-programming-books-se.md b/free-programming-books-se.md
index 857de96c5d325fc6bec8c22c5163260dd3550644..9e7e3293e9a4543e457a8b935d952bc77b2e4cd2 100644
--- a/free-programming-books-se.md
+++ b/free-programming-books-se.md
@@ -1,6 +1,7 @@
 ### Index
-* [C](#C)
-* [C++](#C++)
+* [C](#c)
+* [C++](#c-1)
+* [PHP](#php)
 
 
 ### C
@@ -9,3 +10,7 @@
 
 ### C++
 * [Programmera spel i C++ för nybörjare](https://sv.wikibooks.org/wiki/Programmera_spel_i_C%2B%2B_f%C3%B6r_nyb%C3%B6rjare)
+
+
+### PHP
+* [Programmera i PHP](https://sv.wikibooks.org/wiki/Programmera_i_PHP)