diff --git a/doc/_static/logo_github.png b/doc/_static/logo_github.png
new file mode 100644
index 00000000..e03d8dd8
Binary files /dev/null and b/doc/_static/logo_github.png differ
diff --git a/doc/_templates/sideb.html b/doc/_templates/sideb.html
index 7df7dffd..9e3966a5 100644
--- a/doc/_templates/sideb.html
+++ b/doc/_templates/sideb.html
@@ -10,5 +10,5 @@
 </p>
 <hr>
 <p>
-<a href="https://github.com/triqs/app4triqs"> <img style="width: 50px; margin: 10px 0 0 5px" src='https://assets-cdn.github.com/images/modules/logos_page/GitHub-Mark.png' alt="Visit the project on GitHub"/> </a>
+<a href="https://github.com/triqs/tprf"> <img style="width: 200px; margin: 10px 0 0 5px" src='_static/logo_github.png' alt="Visit the project on GitHub"/> </a>
 </p>
diff --git a/doc/index.rst b/doc/index.rst
index 97e25432..4119935f 100644
--- a/doc/index.rst
+++ b/doc/index.rst
@@ -3,12 +3,12 @@
 app4triqs
 =========
 
-.. sidebar:: app4triqs 2.2
+.. sidebar:: app4triqs 2.2.0
 
-   This is the homepage app4triqs Version 2.2
-   For changes see, Cf :ref:`changelog page <changelog>`
+   This is the homepage of app4triqs v2.2.0.
+   For changes see the :ref:`changelog page <changelog>`.
 
-An example application using cpp2py and triqs.
+An example application using cpp2py and TRIQS.
 
 This documentation is generated based on `rst <https://de.wikipedia.org/wiki/ReStructuredText>`_ files
 and the comments in the sources and headers.
diff --git a/doc/install.rst b/doc/install.rst
index 288e9328..1b0ed56e 100644
--- a/doc/install.rst
+++ b/doc/install.rst
@@ -2,15 +2,15 @@
 
 .. _install:
 
-Compiling AP4TRIQS from source
-==============================
+Compiling app4triqs from source
+===================================
 
 
-Prerequisite
--------------------
+Prerequisites
+-------------
 
 #. The :ref:`TRIQS <triqslibs:welcome>` library, see :ref:`TRIQS installation instruction <triqslibs:installation>`.
-   In the following, we assume that Triqs is installed in the ``path_to_triqs`` directory.
+   In the following, we assume that TRIQS is installed in the directory ``path_to_triqs``.
 
 Installation steps
 ------------------
@@ -40,12 +40,10 @@ Installation steps
 Version compatibility
 ---------------------
 
-Be careful that the version of the TRIQS library and of the application must be
-compatible (more information on the :ref:`TRIQS website <triqslibs:versions>`).
-In particular you should make sure that the Major and Minor Version number
-of the application and TRIQS agree.
-If you want to use a particular version of the application, go into the directory with the sources
-and look at all available versions::
+Keep in mind that the version of ``app4triqs`` must be compatible with your TRIQS library version,
+see :ref:`TRIQS website <triqslibs:versions>`.
+In particular the Major and Minor Version numbers have to be the same.
+To use a particular version, go into the directory with the sources, and look at all available versions::
 
      $ cd app4triqs.src && git tag
 
@@ -53,12 +51,12 @@ Checkout the version of the code that you want::
 
      $ git checkout 2.1.0
 
-Then follow the steps 2 to 4 described above to compile the code.
+and follow steps 2 to 4 above to compile the code.
 
 Custom CMake options
 --------------------
 
-Functionality of ``app4triqs`` can be tweaked using extra compile-time options passed to CMake::
+The compilation of ``app4triqs`` can be configured using CMake-options::
 
     cmake ../app4triqs.src -DOPTION1=value1 -DOPTION2=value2 ... ../app4triqs.src