diff --git a/node-update b/node-update
index 0e11e6d..41a5d2c 100755
--- a/node-update
+++ b/node-update
@@ -11,7 +11,7 @@ echo "> Setting ownership of /usr/local to $USER"
 sudo chown -R ${USER}:${USER} /usr/local
 
 echo "> Moving extracted node.js binaries"
-if [[ "$(pwd)" -ne "/usr/local/lib" ]]; then
+if [ "$(pwd)" != "/usr/local/lib" ]; then
 	rm -rf /usr/local/lib/${NODEJS} && mv ${NODEJS} /usr/local/lib
 fi
 
@@ -20,5 +20,8 @@ sudo rm -f /usr/local/bin/{iojs,node,npm,node-gyp}
 ln -s /usr/local/lib/${NODEJS}/bin/node /usr/local/bin/node
 ln -s /usr/local/lib/${NODEJS}/bin/npm /usr/local/bin/npm
 
+echo "> Global prefix"
+npm config set prefix /usr/local
+
 echo "node.js version: $(node -v), npm version: $(npm -v)"