Unable to install realm-cli on ubuntu 20.04 / npm 6.14.4

[ghost]

After installing npm on ubuntu 20.04

~# npm --version 6.14.4

Here is the log :

`~# npm install -g mongodb-realm-cli
npm WARN deprecated request@2.88.2: request has been deprecated, see request/request#3142
npm WARN deprecated har-validator@5.1.5: this library is no longer supported
npm WARN deprecated uuid@3.4.0: Please upgrade to version 7 or higher. Older versions may use Math.random() in certain circumstances, which is known to be problematic. See https://v8.dev/blog/math-random for details.
/usr/local/bin/realm-cli -> /usr/local/lib/node_modules/mongodb-realm-cli/wrapper.js

mongodb-realm-cli@2.2.0 install /usr/local/lib/node_modules/mongodb-realm-cli
node install.js

downloading "realm-cli" from "https://s3.amazonaws.com/realm-clis/realm_cli_rhel70_eac24f7b9b5bf9038f57b4cc658750ccc302d86a_21_09_29_13_29_04/linux-amd64/realm-cli"
failed to download Realm CLI: { Error: EACCES: permission denied, open '/usr/local/lib/node_modules/mongodb-realm-cli/realm-cli'
at Object.openSync (fs.js:443:3)
at Promise (/usr/local/lib/node_modules/mongodb-realm-cli/install.js:62:24)
at new Promise ()
at requstBinary (/usr/local/lib/node_modules/mongodb-realm-cli/install.js:56:10)
at Object. (/usr/local/lib/node_modules/mongodb-realm-cli/install.js:101:1)
at Module._compile (internal/modules/cjs/loader.js:778:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
at Module.load (internal/modules/cjs/loader.js:653:32)
at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
at Function.Module._load (internal/modules/cjs/loader.js:585:3)
errno: -13,
syscall: 'open',
code: 'EACCES',
path: '/usr/local/lib/node_modules/mongodb-realm-cli/realm-cli' }
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! mongodb-realm-cli@2.2.0 install: node install.js
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the mongodb-realm-cli@2.2.0 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! /root/.npm/_logs/2021-10-13T12_20_58_544Z-debug.log
`

Any idea to install this client ?
Thanks.

[ghost]

FYI, upgrading npm to v8.x fixed the problem.