diff --git a/README.md b/README.md
index 9436d4f..daaf49e 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ If you want an isolated environment, you can use [virtualenv](https://virtualenv
     $ virtualenv env
     $ source ./env/bin/activate
 
-Default platform is python 2, Ubuntu/Linux 64 bits. If your platforms is different, please edit `requirements.txt` using your favorite editor, comment the tensorflow line and uncomment the right version of TensorFlow for your platform.
+There are different packages for TensorFlow, depending on your platform. Please edit `requirements.txt` using your favorite editor, and make sure only the right one for your platform is uncommented. Default is Python 2, Ubuntu/Linux 64-bits, CPU-only.
 
 Then install the required python packages using pip:
 
diff --git a/requirements.txt b/requirements.txt
index 08b27ac..1d07a58 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,8 +11,8 @@ wheel
 
 ######
 #####
-#### Uncomment the right version of TensorFlow for your system
-###
+#### Uncomment only the right version of TensorFlow for your system
+###  (default is Python 2, Ubuntu/Linux 64-bit, CPU only)
 ##
 # Python 2, Ubuntu/Linux 64-bit, CPU only:
 https://storage.googleapis.com/tensorflow/linux/cpu/tensorflow-0.7.0-py2-none-linux_x86_64.whl