Add a badge to tell you the latest version
diff --git a/README.rst b/README.rst
index ac7ec61..5e1a82a 100644
--- a/README.rst
+++ b/README.rst
@@ -1,6 +1,10 @@
 Cryptography
 ============
 
+.. image:: https://pypip.in/version/cryptography/badge.svg
+    :target: https://pypi.python.org/pypi/cryptography/
+    :alt: Latest Version
+
 .. image:: https://travis-ci.org/pyca/cryptography.svg?branch=master
     :target: https://travis-ci.org/pyca/cryptography