diff --git a/install.sh b/install.sh
index 281d30c68..17ff22bbc 100755
--- a/install.sh
+++ b/install.sh
@@ -18,11 +18,9 @@ need_cmd () {
 fetch_repo () {
     if [[ -d "$HOME/.SpaceVim" ]]; then
         git -C "$HOME/.SpaceVim" pull
-        ret=$?
         echo -e "${Blue}Successfully update SpaceVim${Color_off}"
     else
         git clone https://github.com/SpaceVim/SpaceVim.git "$HOME/.SpaceVim"
-        ret=$?
         echo -e "${Blue}Successfully clone SpaceVim${Color_off}"
     fi
 }
@@ -30,7 +28,6 @@ fetch_repo () {
 install_vim () {
     if [[ -f "$HOME/.vimrc" ]]; then
         mv "$HOME/.vimrc" "$HOME/.vimrc_back"
-        ret=$?
         echo -e "${Blue}BackUp $HOME/.vimrc${Color_off}"
     fi
 
@@ -39,7 +36,6 @@ install_vim () {
             echo -e "${Blue}Installed SpaceVim for vim${Color_off}"
         else
             mv "$HOME/.vim" "$HOME/.vim_back"
-            ret=$?
             echo -e "${Blue}BackUp $HOME/.vim${Color_off}"
             ln -s "$HOME/.SpaceVim" "$HOME/.vim"
             echo -e "${Blue}Installed SpaceVim for vim${Color_off}"
@@ -56,7 +52,6 @@ install_neovim () {
             echo -e "${Blue}Installed SpaceVim for neovim${Color_off}"
         else
             mv "$HOME/.config/nvim" "$HOME/.config/nvim_back"
-            ret=$?
             echo -e "${Blue}BackUp $HOME/.config/nvim${Color_off}"
             ln -s "$HOME/.SpaceVim" "$HOME/.config/nvim"
             echo -e "${Blue}Installed SpaceVim for neovim${Color_off}"
@@ -67,12 +62,83 @@ install_neovim () {
     fi
 }
 
+uninstall_vim () {
+    if [[ -d "$HOME/.vim" ]]; then
+        if [[ "$(readlink $HOME/.vim)" =~ \.SpaceVim$ ]]; then
+            rm "$HOME/.vim"
+            echo -e "${Blue}Uninstall SpaceVim for vim${Color_off}"
+            if [[ -d "$HOME/.vim_back" ]]; then
+                mv "$HOME/.vim_back" "$HOME/.vim"
+                echo -e "${Blue}Recover $HOME/.vim${Color_off}"
+            fi
+        fi
+    fi
+    if [[ -f "$HOME/.vimrc_back" ]]; then
+        mv "$HOME/.vimrc_back" "$HOME/.vimrc"
+        echo -e "${Blue}Recover $HOME/.vimrc${Color_off}"
+    fi
+}
+
+uninstall_neovim () {
+    if [[ -d "$HOME/.config/nvim" ]]; then
+        if [[ "$(readlink $HOME/.config/nvim)" =~ \.SpaceVim$ ]]; then
+            rm "$HOME/.config/nvim"
+            echo -e "${Blue}Uninstall SpaceVim for neovim${Color_off}"
+            if [[ -d "$HOME/.config/nvim_back" ]]; then
+                mv "$HOME/.config/nvim_back" "$HOME/.config/nvim"
+                echo -e "${Blue}Recover $HOME/.config/nvim${Color_off}"
+            fi
+        fi
+    fi
+}
+
+usage () {
+    echo "SpaceVim install script : V 0.1.0-dev"
+    echo "    Install SpaceVim for vim and neovim"
+    echo "        curl -sLf https://raw.githubusercontent.com/SpaceVim/SpaceVim/dev/install.sh | bash"
+    echo "    Install SpaceVim for vim only or neovim only"
+    echo "        curl -sLf https://raw.githubusercontent.com/SpaceVim/SpaceVim/dev/install.sh | bash -s -- install vim"
+    echo "        or"
+    echo "        curl -sLf https://raw.githubusercontent.com/SpaceVim/SpaceVim/dev/install.sh | bash -s -- install neovim"
+    echo "    Uninstall SpaceVim"
+    echo "        curl -sLf https://raw.githubusercontent.com/SpaceVim/SpaceVim/dev/install.sh | bash -s -- uninstall"
+}
+
+
+if [ $# -gt 0 ]
+then
+    case $1 in
+        uninstall)
+            uninstall_vim
+            uninstall_neovim
+            exit 0
+            ;;
+        install)
+            need_cmd 'git'
+            fetch_repo
+            if [ $# -eq 2 ]
+            then
+                case $2 in
+                    neovim)
+                        install_neovim
+                        exit 0
+                        ;;
+                    vim)
+                        install_vim
+                        exit 0
+                esac
+            fi
+            install_vim
+            install_neovim
+            exit 0
+            ;;
+        -h)
+            usage
+            exit 0
+    esac
+fi
+# if no argv, installer will install SpaceVim
 need_cmd 'git'
-
 fetch_repo
-
 install_vim
-
 install_neovim
-
-