node.js const R = require('ramda'); - SyntaxError: Use of const in strict mode

Question

I have nodejs on Linux so when i start app.js it gives me this error.

SyntaxError: Use of const in strict mode? - that don't help

P.S - yes i'm install ramda

const R = require('ramda'); SyntaxError: Use of const in strict mode.
at Module._compile (module.js:439:25)
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 Module.require (module.js:364:17)
at require (module.js:380:17)
at Object.<anonymous> (/root/app.js:4:13)
at Module._compile (module.js:456:26)
at Object.Module._extensions..js (module.js:474:10)
at Module.load (module.js:356:32)