Error when updating meteor

So I had an issue before, reported here, so I ran meteor update. But it’s giving an error, I think involved with fourseven:scss, but I it’s not in my packages, I guess it’s in the core.
Here’s the error

throw err;
Error: Cannot find module '../'
at Function.Module._resolveFilename (module.js:338:15)
at Function.Module._load (module.js:280:25)
at Module.require (module.js:364:17)
at require (module.js:380:17)
at Object.<anonymous>
at Module._compile (module.js:456:26)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)
at Function.Module._load (module.js:312:12)
at Function.Module.runMain (module.js:497:10)
npm ERR! Darwin 15.3.0
npm ERR! argv "node"
"rebuild" "--no-bin-links" "--update-binary"
npm ERR! node v0.10.46
npm ERR! npm  v3.10.5
npm ERR! thread-sleep@1.0.4 install: `node-pre-gyp install --fallback-to-build`
npm ERR! Exit status 8
npm ERR!
npm ERR! Failed at the thread-sleep@1.0.4 install script 'node-pre-gyp install
npm ERR! Make sure you have the latest version of node.js and npm installed.
npm ERR! If you do, this is most likely a problem with the thread-sleep package,
npm ERR! not with npm itself.
npm ERR! Tell the author that this fails on your system:
npm ERR!     node-pre-gyp install --fallback-to-build
npm ERR! You can get information on how to open an issue for this project with:
npm ERR!     npm bugs thread-sleep
npm ERR! Or if that isn't available, you can get their info via:
npm ERR!     npm owner ls thread-sleep
npm ERR! There is likely additional logging output above.
npm ERR! Please include the following file with any support request:
npm ERR!

The npm-debug.log is empty