diff --git a/README.rst b/README.rst
index 93f3ca42..2cf9758d 100644
--- a/README.rst
+++ b/README.rst
@@ -13,7 +13,7 @@
 Foolbox
 =======
 
-Foolbox is a Python toolbox to create adversarial examples that fool neural networks. It requires `Python 3`, `NumPy` and `SciPy`.
+Foolbox is a Python toolbox to create adversarial examples that fool neural networks. It requires `Python`, `NumPy` and `SciPy`.
 
 Installation
 ------------
@@ -22,6 +22,8 @@ Installation
 
    pip install foolbox
 
+We test using Python 2.7, 3.5 and 3.6. Other Python versions might work as well. **We recommend using Python 3!**
+
 Documentation
 -------------
 
diff --git a/docs/user/installation.rst b/docs/user/installation.rst
index c7f14502..98d956bf 100644
--- a/docs/user/installation.rst
+++ b/docs/user/installation.rst
@@ -2,7 +2,7 @@
 Installation
 ============
 
-Foolbox is a Python 3 package and not compatible with Python 2. At the moment, we test it using Python 3.5 and Python 3.6, but other versions might work as well.
+Foolbox is a Python package to create adversarial examples. We test using Python 2.7, 3.5 and 3.6, but other versions of Python might work as well. **We recommend using Python 3!**.
 
 Stable release
 ==============