这个是webpack版本问题吗？怎么解决

/usr/local/lib/node_modules/webpack/bin/webpack.js:186
                outputOptions.children = options.map(o => o.stats);
                                                        ^
SyntaxError: Unexpected token >
    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 Function.Module.runMain (module.js:497:10)
    at startup (node.js:119:16)
    at node.js:902:3