Ошибка при билде, помогите исправить
DEPRECATION: ember-cli-babel 5.x has been deprecated. Please upgrade to at least ember-cli-babel 6.6. Version 5.2.8 located: open-ethereum-pool -> ember-welcome-page -> ember-cli-babel
DEPRECATION: ember-cli-babel 5.x has been deprecated. Please upgrade to at least ember-cli-babel 6.6. Version 5.2.8 located: open-ethereum-pool -> ember-ajax -> ember-cli-babel
DEPRECATION: ember-cli-babel 5.x has been deprecated. Please upgrade to at least ember-cli-babel 6.6. Version 5.2.8 located: open-ethereum-pool -> ember-cli-app-version -> ember-cli-babel
DEPRECATION: ember-cli-babel 5.x has been deprecated. Please upgrade to at least ember-cli-babel 6.6. Version 5.2.8 located: open-ethereum-pool -> ember-cli-htmlbars-inline-precompile -> ember-cli-babel
DEPRECATION: ember-cli-babel 5.x has been deprecated. Please upgrade to at least ember-cli-babel 6.6. Version 5.2.8 located: open-ethereum-pool -> Ember CLI QUnit -> ember-cli-babel
ember-cli-babel@7 (used by ember-assign-polyfill at /root/ethersocial-pool/www/node_modules/ember-assign-polyfill) cannot be used by ember-cli versions older than 2.13, you used 2.9.1
Error: ember-cli-babel@7 (used by ember-assign-polyfill at /root/ethersocial-pool/www/node_modules/ember-assign-polyfill) cannot be used by ember-cli versions older than 2.13, you used 2.9.1
at CoreObject.init (/root/ethersocial-pool/www/node_modules/ember-assign-polyfill/node_modules/ember-cli-babel/index.js:41:15)
at CoreObject.superWrapper [as init] (/root/ethersocial-pool/www/node_modules/core-object/lib/assign-properties.js:32:18)
at CoreObject.Class (/root/ethersocial-pool/www/node_modules/core-object/core-object.js:33:38)
at /root/ethersocial-pool/www/node_modules/ember-cli/lib/models/addons-factory.js:49:21
at visit (/root/ethersocial-pool/www/node_modules/ember-cli/lib/utilities/DAG.js:23:3)
at DAG.topsort (/root/ethersocial-pool/www/node_modules/ember-cli/lib/utilities/DAG.js:137:7)
at CoreObject.initializeAddons (/root/ethersocial-pool/www/node_modules/ember-cli/lib/models/addons-factory.js:44:11)
at CoreObject.initializeAddons (/root/ethersocial-pool/www/node_modules/ember-cli/lib/models/addon.js:232:38)
at setupRegistryForEachAddon (/root/ethersocial-pool/www/node_modules/ember-cli-preprocess-registry/preprocessors.js:18:10)
at Object.module.exports.setupRegistry (/root/ethersocial-pool/www/node_modules/ember-cli-preprocess-registry/preprocessors.js:46:3)
