How do I update devDependencies in NPM?

Question

npm update seems to just update the packages in dependencies, but what about devDependencies.

Right now you can install devDependencies by running npm install ., but this doesn't work for npm update .

Any ideas?

Answer 1

This problem does no longer excise with the current version of NPM (1.3.11).

Update works fine with: npm update

Answer 2

Add new dependency in config.json file,

then run command

npm update

Sometimes need to run command with sudo for admin priviledges then use.

sudo npm update