node-microtime: Pre-built binaries not found for microtime@2.1.4

When installing the latest node-microtime package using:

npm install microtime the following error message appears:

node-pre-gyp http GET https://github.com/wadey/node-microtime/releases/download/v2.1.4/node-v48-linux-x64.tar.gz
node-pre-gyp http 404 https://github.com/wadey/node-microtime/releases/download/v2.1.4/node-v48-linux-x64.tar.gz
node-pre-gyp ERR! Tried to download(404): https://github.com/wadey/node-microtime/releases/download/v2.1.4/node-v48-linux-x64.tar.gz
node-pre-gyp ERR! Pre-built binaries not found for microtime@2.1.4 and node@6.9.5 (node-v48 ABI) (falling back to source compile with node-gyp)
node-pre-gyp http 404 status code downloading tarball https://github.com/wadey/node-microtime/releases/download/v2.1.4/node-v48-linux-x64.tar.gz

Have the pre-built binaries been renamed or removed?

Thanks!