NPM Jitsu Error

gistfile1.txt

andrew-hendersons-macbook:~ andrew$ sudo npm install jitsu -g
Password:
npm http GET https://registry.npmjs.org/jitsu
npm http 304 https://registry.npmjs.org/jitsu
npm ERR! error rolling back Error: ENOTEMPTY, rmdir '/usr/local/lib/node_modules/jitsu/node_modules/npm/node_modules/fstream/examples/path/to'
npm ERR! error rolling back  jitsu@0.11.4 { [Error: ENOTEMPTY, rmdir '/usr/local/lib/node_modules/jitsu/node_modules/npm/node_modules/fstream/examples/path/to']
npm ERR! error rolling back   errno: 53,
npm ERR! error rolling back   code: 'ENOTEMPTY',
npm ERR! error rolling back   path: '/usr/local/lib/node_modules/jitsu/node_modules/npm/node_modules/fstream/examples/path/to' }
npm ERR! Error: ENOTEMPTY, rmdir '/usr/local/lib/node_modules/jitsu/node_modules/npm/node_modules/fstream/examples/path/to'
npm ERR! If you need help, you may report this log at:
npm ERR!     <http://github.com/isaacs/npm/issues>
npm ERR! or email it to:
npm ERR!     <npm-@googlegroups.com>

npm ERR! System Darwin 11.4.0
npm ERR! command "node" "/usr/local/bin/npm" "install" "jitsu" "-g"
npm ERR! cwd /Users/andrew
npm ERR! node -v v0.8.14
npm ERR! npm -v 1.1.68
npm ERR! path /usr/local/lib/node_modules/jitsu/node_modules/npm/node_modules/fstream/examples/path/to
npm ERR! code ENOTEMPTY
npm ERR! errno 53
npm ERR! 
npm ERR! Additional logging details can be found in:
npm ERR!     /Users/andrew/npm-debug.log
npm ERR! not ok code 0