diff --git a/tools/install.sh b/tools/install.sh
index d8606a2c0..1b60378a4 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -5,18 +5,15 @@ then
   ZSH=~/.oh-my-zsh
 fi
 
-if [ -d $ZSH ]
+if [ ! -d $ZSH ]
 then
-  echo "\033[0;33mYou already have Oh My Zsh installed.\033[0m You'll need to remove $ZSH if you want to install"
-  exit
+  echo "\033[0;34mCloning Oh My Zsh...\033[0m"
+  hash git >/dev/null && /usr/bin/env git clone https://github.com/robbyrussell/oh-my-zsh.git $ZSH || {
+    echo "git not installed"
+    exit
+  }
 fi
 
-echo "\033[0;34mCloning Oh My Zsh...\033[0m"
-hash git >/dev/null && /usr/bin/env git clone https://github.com/robbyrussell/oh-my-zsh.git $ZSH || {
-  echo "git not installed"
-  exit
-}
-
 echo "\033[0;34mLooking for an existing zsh config...\033[0m"
 if [ -f ~/.zshrc ] || [ -h ~/.zshrc ]
 then