diff --git a/README.md b/README.md
index 5070b17..b326d5a 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,7 @@ This is a work in progress, further functionality coming shortly.
 
     1. Python2.7+
     2. Python requests - python-requests.org
+    3. PyCrypto - dlitz.net/software/pycrypto/
 
 ## Tests