diff --git a/ghost/admin/app/routes/settings/tier/new.js b/ghost/admin/app/routes/settings/tier/new.js
deleted file mode 100644
index 70e11fe13b..0000000000
--- a/ghost/admin/app/routes/settings/tier/new.js
+++ /dev/null
@@ -1,6 +0,0 @@
-import TierRoute from '../tier';
-
-export default class NewTierRoute extends TierRoute {
-    controllerName = 'settings.tier';
-    templateName = 'settings.tier';
-}
diff --git a/ghost/admin/lib/koenig-editor/addon/utils/oembed.js b/ghost/admin/lib/koenig-editor/addon/utils/oembed.js
deleted file mode 100644
index d2c4d5c34c..0000000000
--- a/ghost/admin/lib/koenig-editor/addon/utils/oembed.js
+++ /dev/null
@@ -1,81 +0,0 @@
-import fetch from 'fetch';
-import oembedProviders from './oembed-providers';
-import {Promise} from 'rsvp';
-
-let filteredProviders;
-
-// normalize the oembed.com providers list
-// implemented as a memoized function rather than direct map to avoid parsing
-// cost during initial JS load/parse.
-export default function providers() {
-    if (filteredProviders) {
-        return filteredProviders;
-    }
-
-    filteredProviders = oembedProviders().map((provider) => {
-        let {
-            provider_name, // eslint-disable-line camelcase
-            provider_url, // eslint-disable-line camelcase
-            endpoints
-        } = provider;
-
-        let [endpoint] = endpoints;
-        let {
-            schemes = [],
-            url
-        } = endpoint;
-
-        let hostname = new URL(url).hostname;
-        let domain = hostname ? hostname.replace('www.', '') : '';
-
-        return {
-            // eslint-disable-next-line camelcase
-            provider_name,
-            // eslint-disable-next-line camelcase
-            provider_url,
-            schemes,
-            domain,
-            url
-        };
-    }).filter(provider => provider.domain !== '');
-
-    return filteredProviders;
-}
-
-export function findProvider(url) {
-    let candidates = providers().filter((provider) => {
-        let {
-            schemes,
-            domain
-        } = provider;
-
-        if (!schemes.length) {
-            return url.includes(domain);
-        }
-
-        return schemes.some((scheme) => {
-            let reg = new RegExp(scheme.replace(/\*/g, '(.*)'), 'i');
-            return url.match(reg);
-        });
-    });
-
-    return candidates.length > 0 ? candidates[0] : null;
-}
-
-export function fetchEmbed(url, provider) {
-    return new Promise((resolve, reject) => {
-        let {
-            provider_name, // eslint-disable-line camelcase
-            provider_url, // eslint-disable-line camelcase
-            url: resourceUrl
-        } = provider;
-
-        let link = `${resourceUrl}?format=json&url=${encodeURIComponent(url)}`;
-
-        return fetch(link, {cache: 'no-cache', method: 'cors'}).then(res => res.json()).then((json) => {
-            json.provider_name = provider_name; // eslint-disable-line camelcase
-            json.provider_url = provider_url; // eslint-disable-line camelcase
-            return resolve(json);
-        }).catch(error => reject(error));
-    });
-}