diff --git a/README.rst b/README.rst
index 263de30..f953360 100644
--- a/README.rst
+++ b/README.rst
@@ -42,6 +42,8 @@ MacOS Installation
 If you would like to install KickThemOut on a Mac, please run the following::
 
     $ sudo pip install pcapy
+    
+    $ brew update
 
     $ brew install --with-python libdnet scapy nmap