diff --git a/docs/source/index.rst b/docs/source/index.rst
index bcf99cd3..5bee229a 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -17,8 +17,8 @@ Quantum Package
 
    intro
    interfaces
-   benchmarks
    installation
+   benchmarks
    programming
    research
    license
diff --git a/docs/source/programming.rst b/docs/source/programming.rst
index 96667949..54d6bf38 100644
--- a/docs/source/programming.rst
+++ b/docs/source/programming.rst
@@ -1,5 +1,11 @@
 Programming in the Quantum Package
 ==================================
 
+To program in the Quantum Package, it is required that you are familiar with
+the `IRPF90`_ code generator. A gitbook can be found `here <http://scemama.gitbooks.io/irpf90>`_.
+
+
+
 .. include:: work.rst
 
+.. _IRPF90: http://irpf90.ups-tlse.fr