{"action":"created","issue":{"url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/25","labels_url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/25/labels{/name}","comments_url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/25/comments","events_url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/25/events","html_url":"https://github.com/jenius/autoprefixer-stylus/issues/25","id":105719319,"number":25,"title":"Autoprefixing Flexbox","user":{"login":"arecvlohe","id":9747933,"avatar_url":"https://avatars.githubusercontent.com/u/9747933?v=3","gravatar_id":"","url":"https://api.github.com/users/arecvlohe","html_url":"https://github.com/arecvlohe","followers_url":"https://api.github.com/users/arecvlohe/followers","following_url":"https://api.github.com/users/arecvlohe/following{/other_user}","gists_url":"https://api.github.com/users/arecvlohe/gists{/gist_id}","starred_url":"https://api.github.com/users/arecvlohe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/arecvlohe/subscriptions","organizations_url":"https://api.github.com/users/arecvlohe/orgs","repos_url":"https://api.github.com/users/arecvlohe/repos","events_url":"https://api.github.com/users/arecvlohe/events{/privacy}","received_events_url":"https://api.github.com/users/arecvlohe/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-09-10T02:13:25Z","updated_at":"2015-09-10T12:42:51Z","closed_at":null,"body":"My error is below. It is telling me to write display: flex as opposed to display: box. I am not writing display: box in my styl but when I output my file into the builds directory in css one of the autoprefixers is display: box. Below is also my gulp task for stylus, my css, and the console error. \r\n\r\n\r\nCSS (final output)\r\n\r\nheader {\r\n  height: 100vh;\r\n  background: url(\"/images/bigfoot.jpg\") center/cover fixed;\r\n  display: -webkit-box;\r\n  display: -webkit-flex;\r\n  display: -ms-flexbox;\r\n  display: box;\r\n  display: flex;\r\n\r\nSTYL (gulp task)\r\n\r\nvar prefixer = 'autoprefixer-stylus'\r\n\r\ngulp.task 'stylus', ->\r\n  gulp.src 'src/styles/main.styl'\r\n    .pipe plumber()\r\n    .pipe stylus(\r\n      import: [\r\n        'nib'\r\n      ]\r\n      use: [\r\n        nib(),\r\n        prefixer(versions, {cascade: true})\r\n      ]\r\n      )\r\n    .pipe gulp.dest paths.output + '/css'\r\n    .pipe connect.reload()\r\n\r\nERROR\r\n\r\n{ type: 'warning',\r\n  text: 'You should write display: flex by final spec instead of display: box',\r\n  node: \r\n   { type: 'decl',\r\n     parent: \r\n      { nodes: [Object],\r\n        type: 'rule',\r\n        parent: [Object],\r\n        source: [Object],\r\n        before: '\\n',\r\n        between: ' ',\r\n        selector: 'footer',\r\n        semicolon: true,\r\n        after: '\\n',\r\n        lastEach: 9,\r\n        indexes: {},\r\n        _autoprefixerDisabled: false,\r\n        _autoprefixerPrefix: false },\r\n     source: { start: [Object], input: [Object], end: [Object] },\r\n     before: '\\n  ',\r\n     prop: 'display',\r\n     between: ': ',\r\n     value: 'box',\r\n     _autoprefixerDisabled: false },"},"comment":{"url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/comments/139223628","html_url":"https://github.com/jenius/autoprefixer-stylus/issues/25#issuecomment-139223628","issue_url":"https://api.github.com/repos/jenius/autoprefixer-stylus/issues/25","id":139223628,"user":{"login":"arecvlohe","id":9747933,"avatar_url":"https://avatars.githubusercontent.com/u/9747933?v=3","gravatar_id":"","url":"https://api.github.com/users/arecvlohe","html_url":"https://github.com/arecvlohe","followers_url":"https://api.github.com/users/arecvlohe/followers","following_url":"https://api.github.com/users/arecvlohe/following{/other_user}","gists_url":"https://api.github.com/users/arecvlohe/gists{/gist_id}","starred_url":"https://api.github.com/users/arecvlohe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/arecvlohe/subscriptions","organizations_url":"https://api.github.com/users/arecvlohe/orgs","repos_url":"https://api.github.com/users/arecvlohe/repos","events_url":"https://api.github.com/users/arecvlohe/events{/privacy}","received_events_url":"https://api.github.com/users/arecvlohe/received_events","type":"User","site_admin":false},"created_at":"2015-09-10T12:42:51Z","updated_at":"2015-09-10T12:42:51Z","body":"In my stylus file I am not writing display: box, I am writing display: flex, but the output to my css file is display:box along with other prefixers, which I am pretty sure autoprefixer is adding. "}}