diff --git a/dotfiles/env b/dotfiles/env
index 439a17b..4e73429 100755
--- a/dotfiles/env
+++ b/dotfiles/env
@@ -21,6 +21,7 @@ fi
 
 # For virtualenvwrapper
 export WORKON_HOME=$HOME/.virtualenvs
+export VIRTUALENVWRAPPER_VIRTUALENV_ARGS='--no-site-packages'
 
 # GPG full key id
 export GPG_ID=7FD58D9A196DCEEEAD671F94F4D7A7915DEA789B
diff --git a/dotfiles/zpreztorc b/dotfiles/zpreztorc
index 83fbfde..af25cb1 100644
--- a/dotfiles/zpreztorc
+++ b/dotfiles/zpreztorc
@@ -145,7 +145,7 @@ zstyle ':prezto:module:prompt' theme 'matir'
 # zstyle ':prezto:module:python:virtualenv' auto-switch 'yes'
 
 # Automatically initialize virtualenvwrapper if pre-requisites are met.
-# zstyle ':prezto:module:python:virtualenv' initialize 'yes'
+zstyle ':prezto:module:python:virtualenv' initialize 'yes'
 
 #
 # Screen