diff --git a/install.sh b/install.sh
index a301a6e..f835c5b 100644
--- a/install.sh
+++ b/install.sh
@@ -27,7 +27,7 @@ cd ~/.dotfiles
 cp ~/.oh-my-zsh/templates/zshrc.zsh-template ~/.zshrc
 sed -i -e 's/ZSH_THEME="robbyrussell"/ZSH_THEME="agnoster"/' ~/.zshrc
 sed -i -e 's/# CASE_SENSITIVE/CASE_SENSITIVE/' ~/.zshrc
-echo "export DEFAULT_USER=$LOGNAME" >> ~/.zshrc
+echo 'export DEFAULT_USER=$LOGNAME' >> ~/.zshrc
 echo "zstyle ':vcs_info:*' enable hg bzr git svn" >> ~/.zshrc
 echo "[ -e ~/.zshrc.local ] && source ~/.zshrc.local" >> ~/.zshrc
 source ~/.zshrc