diff --git a/free-programming-books.md b/free-programming-books.md
index b4a9b4a441efca46854f3ef238b32efeeb7a5ee0..c5c56c219696246f72c87b5cb07a5af95fbbc799 100644
--- a/free-programming-books.md
+++ b/free-programming-books.md
@@ -580,6 +580,7 @@
 * [MIT OCW](http://ocw.mit.edu)
 * [NPTEL](https://onlinecourses.nptel.ac.in)
 * [openHPI](https://open.hpi.de)
+* [openSAP](https://open.sap.com)
 * [Platzi](https://courses.platzi.com)
 * [Udacity](https://www.udacity.com)