diff --git a/vagrant_scripts/install_node.sh b/vagrant_scripts/install_node.sh
old mode 100755
new mode 100644
index a420e7bdf1..3d717dfd70
--- a/vagrant_scripts/install_node.sh
+++ b/vagrant_scripts/install_node.sh
@@ -16,7 +16,7 @@ nvm use
 nvm alias default current
 
 echo Update npm...
-npm install -g npm@3
+npm install -g npm@4
 
 echo Installing global modules...
-npm install -g gulp bower grunt-cli mocha
+npm install -g gulp bower grunt-cli mocha node-pre-gyp