diff --git a/README.rst b/README.rst
index b0d0cbc4..db7de367 100644
--- a/README.rst
+++ b/README.rst
@@ -52,7 +52,12 @@ please consult the LICENSE file for details.
 Requirements
 -------------------------------------------------------------------------------
 Rails 3.x
-Python 2.7
+Python 2.7, with the following libraries
+	psycopg2
+GDAL
+MapScript
+MapServer
+Postgres
 
 
 Installation