diff --git a/extensions/mentions/js/src/forum/addComposerAutocomplete.js b/extensions/mentions/js/src/forum/addComposerAutocomplete.js
index adb634b6e..378f2cbed 100644
--- a/extensions/mentions/js/src/forum/addComposerAutocomplete.js
+++ b/extensions/mentions/js/src/forum/addComposerAutocomplete.js
@@ -11,14 +11,12 @@ import highlight from 'flarum/helpers/highlight';
 import KeyboardNavigatable from 'flarum/utils/KeyboardNavigatable';
 import { truncate } from 'flarum/utils/string';
 
-import AutocompleteDropdown from './components/AutocompleteDropdown';
+import AutocompleteDropdown from './fragments/AutocompleteDropdown';
 
 export default function addComposerAutocomplete() {
-  extend(TextEditor.prototype, 'config', function(original, isInitialized) {
-    if (isInitialized) return;
-
+  extend(TextEditor.prototype, 'oncreate', function () {
     const $container = $('<div class="ComposerBody-mentionsDropdownContainer"></div>');
-    const dropdown = new AutocompleteDropdown({items: []});
+    const dropdown = new AutocompleteDropdown();
     const $textarea = this.$('textarea').wrap('<div class="ComposerBody-mentionsWrapper"></div>');
     const searched = [];
     let mentionStart;
@@ -77,7 +75,8 @@ export default function addComposerAutocomplete() {
           const makeSuggestion = function(user, replacement, content, className = '') {
             const username = usernameHelper(user);
             if (typed) {
-              username.children[0] = highlight(username.children[0], typed);
+              username.children = [highlight(username.text, typed)];
+              delete username.text;
             }
 
             return (
@@ -150,7 +149,7 @@ export default function addComposerAutocomplete() {
             }
 
             if (suggestions.length) {
-              dropdown.props.items = suggestions;
+              dropdown.items = suggestions;
               m.render($container[0], dropdown.render());
 
               dropdown.show();
diff --git a/extensions/mentions/js/src/forum/addMentionedByList.js b/extensions/mentions/js/src/forum/addMentionedByList.js
index ada296a3f..05cffe1dd 100644
--- a/extensions/mentions/js/src/forum/addMentionedByList.js
+++ b/extensions/mentions/js/src/forum/addMentionedByList.js
@@ -11,7 +11,7 @@ export default function addMentionedByList() {
   Post.prototype.mentionedBy = Model.hasMany('mentionedBy');
 
   extend(CommentPost.prototype, 'footerItems', function(items) {
-    const post = this.props.post;
+    const post = this.attrs.post;
     const replies = post.mentionedBy();
 
     if (replies && replies.length) {
@@ -21,10 +21,8 @@ export default function addMentionedByList() {
           .one('transitionend', function() { $(this).hide(); });
       };
 
-      const config = function(element, isInitialized) {
-        if (isInitialized) return;
-
-        const $this = $(element);
+      const oncreate = function(vnode) {
+        const $this = $(vnode.dom);
         let timeout;
 
         const $preview = $('<ul class="Dropdown-menu Post-mentionedBy-preview fade"/>');
@@ -86,8 +84,7 @@ export default function addMentionedByList() {
           const user = reply.user();
 
           return (
-            <a href={app.route.post(reply)}
-               config={m.route}
+            <a route={app.route.post(reply)}
                onclick={hidePreview}
                data-number={reply.number()}>
               {app.session.user === user ? app.translator.trans('flarum-mentions.forum.post.you_text') : username(user)}
@@ -107,7 +104,7 @@ export default function addMentionedByList() {
       }
 
       items.add('replies',
-        <div className="Post-mentionedBy" config={config}>
+        <div className="Post-mentionedBy" oncreate={oncreate}>
           <span className="Post-mentionedBy-summary">
             {icon('fas fa-reply')}
             {app.translator.transChoice('flarum-mentions.forum.post.mentioned_by' + (repliers[0].user() === app.session.user ? '_self' : '') + '_text', names.length, {
diff --git a/extensions/mentions/js/src/forum/addPostMentionPreviews.js b/extensions/mentions/js/src/forum/addPostMentionPreviews.js
index 6c1a58ebc..dfe78afb2 100644
--- a/extensions/mentions/js/src/forum/addPostMentionPreviews.js
+++ b/extensions/mentions/js/src/forum/addPostMentionPreviews.js
@@ -4,18 +4,19 @@ import PostPreview from 'flarum/components/PostPreview';
 import LoadingIndicator from 'flarum/components/LoadingIndicator';
 
 export default function addPostMentionPreviews() {
-  extend(CommentPost.prototype, 'config', function() {
-    const contentHtml = this.props.post.contentHtml();
+  function addPreviews() {
+    const contentHtml = this.attrs.post.contentHtml();
 
     if (contentHtml === this.oldPostContentHtml || this.isEditing()) return;
 
     this.oldPostContentHtml = contentHtml;
 
-    const parentPost = this.props.post;
+    const parentPost = this.attrs.post;
     const $parentPost = this.$();
 
-    this.$('.UserMention, .PostMention').each(function() {
-      m.route.call(this, this, false, {}, {attrs: {href: this.getAttribute('href')}});
+    this.$().on('click', '.UserMention, .PostMention', function (e) {
+      m.route.set(this.getAttribute('href'));
+      e.preventDefault();
     });
 
     this.$('.PostMention').each(function() {
@@ -122,5 +123,8 @@ export default function addPostMentionPreviews() {
 
       $(document).on('touchend', hidePreview);
     });
-  });
+  }
+
+  extend(CommentPost.prototype, 'oncreate', addPreviews);
+  extend(CommentPost.prototype, 'onupdate', addPreviews);
 }
diff --git a/extensions/mentions/js/src/forum/addPostQuoteButton.js b/extensions/mentions/js/src/forum/addPostQuoteButton.js
index b301227e6..504a6674f 100644
--- a/extensions/mentions/js/src/forum/addPostQuoteButton.js
+++ b/extensions/mentions/js/src/forum/addPostQuoteButton.js
@@ -1,14 +1,14 @@
 import { extend } from 'flarum/extend';
 import CommentPost from 'flarum/components/CommentPost';
 
-import PostQuoteButton from './components/PostQuoteButton';
+import PostQuoteButton from './fragments/PostQuoteButton';
 import selectedText from './utils/selectedText';
 
 export default function addPostQuoteButton() {
-  extend(CommentPost.prototype, 'config', function(original, isInitialized) {
-    const post = this.props.post;
+  extend(CommentPost.prototype, 'oncreate', function() {
+    const post = this.attrs.post;
 
-    if (isInitialized || post.isHidden() || (app.session.user && !post.discussion().canReply())) return;
+    if (post.isHidden() || (app.session.user && !post.discussion().canReply())) return;
 
     const $postBody = this.$('.Post-body');
 
@@ -16,11 +16,13 @@ export default function addPostQuoteButton() {
     // button into it.
     const $container = $('<div class="Post-quoteButtonContainer"></div>');
 
+    const button = new PostQuoteButton(post);
+
     const handler = function(e) {
       setTimeout(() => {
         const content = selectedText($postBody);
         if (content) {
-          const button = new PostQuoteButton({post, content});
+          button.content = content;
           m.render($container[0], button.render());
 
           const rects = window.getSelection().getRangeAt(0).getClientRects();
diff --git a/extensions/mentions/js/src/forum/addPostReplyAction.js b/extensions/mentions/js/src/forum/addPostReplyAction.js
index c7b6896a2..6d1db4be8 100644
--- a/extensions/mentions/js/src/forum/addPostReplyAction.js
+++ b/extensions/mentions/js/src/forum/addPostReplyAction.js
@@ -7,16 +7,14 @@ import reply from './utils/reply';
 export default function () {
   extend(CommentPost.prototype, 'actionItems', function (items) {
 
-    const post = this.props.post;
+    const post = this.attrs.post;
 
     if (post.isHidden() || (app.session.user && !post.discussion().canReply())) return;
 
     items.add('reply',
-      Button.component({
-        className: 'Button Button--link',
-        children: app.translator.trans('flarum-mentions.forum.post.reply_link'),
-        onclick: () => reply(post)
-      })
+      <Button className='Button Button--link' onclick={() => reply(post)}>
+        {app.translator.trans('flarum-mentions.forum.post.reply_link')}
+      </Button>
     );
   });
 }
diff --git a/extensions/mentions/js/src/forum/components/PostMentionedNotification.js b/extensions/mentions/js/src/forum/components/PostMentionedNotification.js
index 64ab88159..55e233952 100644
--- a/extensions/mentions/js/src/forum/components/PostMentionedNotification.js
+++ b/extensions/mentions/js/src/forum/components/PostMentionedNotification.js
@@ -7,7 +7,7 @@ export default class PostMentionedNotification extends Notification {
   }
 
   href() {
-    const notification = this.props.notification;
+    const notification = this.attrs.notification;
     const post = notification.subject();
     const content = notification.content();
 
@@ -15,13 +15,13 @@ export default class PostMentionedNotification extends Notification {
   }
 
   content() {
-    const notification = this.props.notification;
+    const notification = this.attrs.notification;
     const user = notification.fromUser();
 
     return app.translator.transChoice('flarum-mentions.forum.notifications.post_mentioned_text', 1, {user});
   }
 
   excerpt() {
-    return truncate(this.props.notification.subject().contentPlain(), 200);
+    return truncate(this.attrs.notification.subject().contentPlain(), 200);
   }
 }
diff --git a/extensions/mentions/js/src/forum/components/PostQuoteButton.js b/extensions/mentions/js/src/forum/components/PostQuoteButton.js
deleted file mode 100644
index 3ddb8e17b..000000000
--- a/extensions/mentions/js/src/forum/components/PostQuoteButton.js
+++ /dev/null
@@ -1,53 +0,0 @@
-import Button from 'flarum/components/Button';
-import extract from 'flarum/utils/extract';
-
-import reply from '../utils/reply';
-
-export default class PostQuoteButton extends Button {
-  view() {
-    const post = extract(this.props, 'post');
-    const content = extract(this.props, 'content');
-
-    this.props.className = 'Button PostQuoteButton';
-    this.props.icon = 'fas fa-quote-left';
-    this.props.children = app.translator.trans('flarum-mentions.forum.post.quote_button');
-    this.props.onclick = () => {
-      this.hide();
-      reply(post, content);
-    };
-    this.props.onmousedown = (e) => e.stopPropagation();
-
-    return super.view();
-  }
-
-  config(isInitialized) {
-    if (isInitialized) return;
-
-    $(document).on('mousedown', this.hide.bind(this));
-  }
-
-  show(left, top) {
-    const $this = this.$().show();
-    const parentOffset = $this.offsetParent().offset();
-
-    $this
-      .css('left', left - parentOffset.left)
-      .css('top', top - parentOffset.top);
-  }
-
-  showStart(left, top) {
-    const $this = this.$();
-
-    this.show(left, $(window).scrollTop() + top - $this.outerHeight() - 5);
-  }
-
-  showEnd(right, bottom) {
-    const $this = this.$();
-
-    this.show(right - $this.outerWidth(), $(window).scrollTop() + bottom + 5);
-  }
-
-  hide() {
-    this.$().hide();
-  }
-}
diff --git a/extensions/mentions/js/src/forum/components/UserMentionedNotification.js b/extensions/mentions/js/src/forum/components/UserMentionedNotification.js
index 6808a06cf..ab5e72cdc 100644
--- a/extensions/mentions/js/src/forum/components/UserMentionedNotification.js
+++ b/extensions/mentions/js/src/forum/components/UserMentionedNotification.js
@@ -7,18 +7,18 @@ export default class UserMentionedNotification extends Notification {
   }
 
   href() {
-    const post = this.props.notification.subject();
+    const post = this.attrs.notification.subject();
 
     return app.route.discussion(post.discussion(), post.number());
   }
 
   content() {
-    const user = this.props.notification.fromUser();
+    const user = this.attrs.notification.fromUser();
 
     return app.translator.trans('flarum-mentions.forum.notifications.user_mentioned_text', {user});
   }
 
   excerpt() {
-    return truncate(this.props.notification.subject().contentPlain(), 200);
+    return truncate(this.attrs.notification.subject().contentPlain(), 200);
   }
 }
diff --git a/extensions/mentions/js/src/forum/components/AutocompleteDropdown.js b/extensions/mentions/js/src/forum/fragments/AutocompleteDropdown.js
similarity index 84%
rename from extensions/mentions/js/src/forum/components/AutocompleteDropdown.js
rename to extensions/mentions/js/src/forum/fragments/AutocompleteDropdown.js
index 7dbee86bb..badefebf3 100644
--- a/extensions/mentions/js/src/forum/components/AutocompleteDropdown.js
+++ b/extensions/mentions/js/src/forum/fragments/AutocompleteDropdown.js
@@ -1,16 +1,15 @@
-import Component from 'flarum/Component';
+import Fragment from 'flarum/Fragment';
 
-export default class AutocompleteDropdown extends Component {
-  init() {
-    this.active = false;
-    this.index = 0;
-    this.keyWasJustPressed = false;
-  }
+export default class AutocompleteDropdown extends Fragment {
+  items = [];
+  active = false;
+  index = 0;
+  keyWasJustPressed = false;
 
   view() {
     return (
       <ul className="Dropdown-menu MentionsDropdown">
-        {this.props.items.map(item => <li>{item}</li>)}
+        {this.items.map(item => <li>{item}</li>)}
       </ul>
     );
   }
@@ -71,7 +70,7 @@ export default class AutocompleteDropdown extends Component {
       }
 
       if (typeof scrollTop !== 'undefined') {
-        $dropdown.stop(true).animate({scrollTop}, 100);
+        $dropdown.stop(true).animate({ scrollTop }, 100);
       }
     }
   }
diff --git a/extensions/mentions/js/src/forum/fragments/PostQuoteButton.js b/extensions/mentions/js/src/forum/fragments/PostQuoteButton.js
new file mode 100644
index 000000000..39a564246
--- /dev/null
+++ b/extensions/mentions/js/src/forum/fragments/PostQuoteButton.js
@@ -0,0 +1,53 @@
+import Fragment from 'flarum/Fragment';
+import icon from 'flarum/helpers/icon';
+
+import reply from '../utils/reply';
+
+export default class PostQuoteButton extends Fragment {
+  constructor(post) {
+    super();
+
+    this.post = post;
+  }
+
+  view() {
+    return (
+      <button class="Button PostQuoteButton" onclick={() => {
+        reply(this.post, this.content);
+      }}>
+        {icon('fas fa-quote-left', { className: 'Button-icon' })}
+        {app.translator.trans('flarum-mentions.forum.post.quote_button')}
+      </button>
+    );
+  }
+
+  show(left, top) {
+    const $this = this.$().show();
+    const parentOffset = $this.offsetParent().offset();
+
+    $this
+      .css('left', left - parentOffset.left)
+      .css('top', top - parentOffset.top);
+
+
+    this.hideHandler = this.hide.bind(this);
+    $(document).on('mouseup', this.hideHandler);
+  }
+
+  showStart(left, top) {
+    const $this = this.$();
+
+    this.show(left, $(window).scrollTop() + top - $this.outerHeight() - 5);
+  }
+
+  showEnd(right, bottom) {
+    const $this = this.$();
+
+    this.show(right - $this.outerWidth(), $(window).scrollTop() + bottom + 5);
+  }
+
+  hide() {
+    this.$().hide();
+    $(document).off('mouseup', this.hideHandler);
+  }
+}
diff --git a/extensions/mentions/js/src/forum/index.js b/extensions/mentions/js/src/forum/index.js
index 9f127702e..5a4801a16 100644
--- a/extensions/mentions/js/src/forum/index.js
+++ b/extensions/mentions/js/src/forum/index.js
@@ -53,16 +53,15 @@ app.initializers.add('flarum-mentions', function() {
   });
 
   // Add mentions tab in user profile
-  app.routes['user.mentions'] = {path: '/u/:username/mentions', component: MentionsUserPage.component()};
+  app.routes['user.mentions'] = {path: '/u/:username/mentions', component: MentionsUserPage};
   extend(UserPage.prototype, 'navItems', function(items) {
     const user = this.user;
     items.add('mentions',
       LinkButton.component({
         href: app.route('user.mentions', {username: user.username()}),
         name: 'mentions',
-        children: [app.translator.trans('flarum-mentions.forum.user.mentions_link')],
         icon: 'fas fa-at'
-      }),
+      }, app.translator.trans('flarum-mentions.forum.user.mentions_link')),
       80
     );
   });