diff --git a/UPDATE.md b/UPDATE.md
index a3716d7d48f..dd62d730b63 100644
--- a/UPDATE.md
+++ b/UPDATE.md
@@ -9,12 +9,15 @@ The database schema slightly changed to introduce "plugins migrations". Now, eac
 ```shell
 # First, make sure you are already running Kong 0.4.2
 
-# clone the Kong git repository if you don't already have it:
+# Clone the Kong git repository if you don't already have it:
 $ git clone git@github.com:Mashape/kong.git
 
-# go to the 'scripts/' folder:
+# Go to the 'scripts/' folder:
 $ cd kong/scripts
 
+# Install some Python dependencies:
+$ pip install cassandra-driver pyyaml
+
 # The script will use your first contact point (the first of the 'hosts' property)
 # so make sure it is valid and has the format 'host:port'.