diff --git a/install_zsh.sh b/install_zsh.sh
index 7dc51e2..eceb2a5 100644
--- a/install_zsh.sh
+++ b/install_zsh.sh
@@ -7,7 +7,7 @@ if [ ! command -v git &> /dev/null ] || [ ! command -v zsh &> /dev/null ]; then
 fi
 
 # Asking if user really want to install
-read -p 'This script will install oh my zsh and replace .zshrc with its own. If you still want to run it, type "y": ' -n 1 -r
+read -p 'This script will replace ~/.zshrc and ~/.oh-my-zsh with its own. If you still want to run it, type "y": ' -n 1 -r
 echo
 if [[ ! $REPLY =~ ^[Yy]$ ]]; then
     exit 1
@@ -15,7 +15,8 @@ fi
 
 # Installing
 set -x
-sh -c "$(wget -O- https://raw.githubusercontent.com/ohmyzsh/ohmyzsh/master/tools/install.sh)"
-wget -O ~/.zshrc https://nakidai.ddns.net/nakidai/dotfiles/raw/branch/master/zsh/.zshrc > /dev/null 2>&1
+rm -rf ~/.oh-my-zsh
+git clone https://github.com/ohmyzsh/ohmyzsh.git ~/.oh-my-zsh > /dev/null 2>&1
 git clone https://github.com/zsh-users/zsh-syntax-highlighting.git ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/plugins/zsh-syntax-highlighting > /dev/null 2>&1
+wget -O ~/.zshrc https://nakidai.ddns.net/nakidai/dotfiles/raw/branch/master/zsh/.zshrc > /dev/null 2>&1
 wget -O ${ZSH_CUSTOM:-~/.oh-my-zsh/custom}/themes/headline.zsh-theme https://nakidai.ddns.net/nakidai/dotfiles/raw/branch/master/zsh/headline.zsh-theme > /dev/null 2>&1