diff --git a/.eslintrc.js b/.eslintrc.js
index 1dbfd1d3ed..7741093674 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -98,8 +98,10 @@ module.exports = {
     'react/jsx-filename-extension': ['error', { extensions: ['.jsx', 'tsx'] }],
     'react/jsx-boolean-value': 'error',
     'react/display-name': 'off',
+    'react/jsx-fragments': ['error', 'syntax'],
     'react/jsx-equals-spacing': 'error',
     'react/jsx-no-bind': 'error',
+    'react/jsx-no-useless-fragment': 'error',
     'react/jsx-no-target-blank': 'off',
     'react/jsx-tag-spacing': 'error',
     'react/jsx-uses-react': 'off', // not needed with new JSX transform
diff --git a/app/javascript/mastodon/components/admin/Counter.jsx b/app/javascript/mastodon/components/admin/Counter.jsx
index 5eb8369582..9ae8b2ce4d 100644
--- a/app/javascript/mastodon/components/admin/Counter.jsx
+++ b/app/javascript/mastodon/components/admin/Counter.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import api from 'mastodon/api';
 import { FormattedNumber } from 'react-intl';
@@ -62,25 +62,25 @@ export default class Counter extends PureComponent {
 
     if (loading) {
       content = (
-        <Fragment>
+        <>
           <span className='sparkline__value__total'><Skeleton width={43} /></span>
           <span className='sparkline__value__change'><Skeleton width={43} /></span>
-        </Fragment>
+        </>
       );
     } else {
       const measure = data[0];
       const percentChange = measure.previous_total && percIncrease(measure.previous_total * 1, measure.total * 1);
 
       content = (
-        <Fragment>
+        <>
           <span className='sparkline__value__total'>{measure.human_value || <FormattedNumber value={measure.total} />}</span>
           {measure.previous_total && (<span className={classNames('sparkline__value__change', { positive: percentChange > 0, negative: percentChange < 0 })}>{percentChange > 0 && '+'}<FormattedNumber value={percentChange} style='percent' /></span>)}
-        </Fragment>
+        </>
       );
     }
 
     const inner = (
-      <Fragment>
+      <>
         <div className='sparkline__value'>
           {content}
         </div>
@@ -96,7 +96,7 @@ export default class Counter extends PureComponent {
             </Sparklines>
           )}
         </div>
-      </Fragment>
+      </>
     );
 
     if (href) {
diff --git a/app/javascript/mastodon/components/dropdown_menu.jsx b/app/javascript/mastodon/components/dropdown_menu.jsx
index 4a3c211c7b..a0023166b0 100644
--- a/app/javascript/mastodon/components/dropdown_menu.jsx
+++ b/app/javascript/mastodon/components/dropdown_menu.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, cloneElement, Children, Fragment } from 'react';
+import { PureComponent, cloneElement, Children } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { IconButton } from './icon_button';
@@ -306,7 +306,7 @@ export default class Dropdown extends PureComponent {
     );
 
     return (
-      <Fragment>
+      <>
         <span ref={this.setTargetRef}>
           {button}
         </span>
@@ -329,7 +329,7 @@ export default class Dropdown extends PureComponent {
             </div>
           )}
         </Overlay>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/components/hashtag.jsx b/app/javascript/mastodon/components/hashtag.jsx
index 0f1d3877c2..ea88a1702a 100644
--- a/app/javascript/mastodon/components/hashtag.jsx
+++ b/app/javascript/mastodon/components/hashtag.jsx
@@ -1,5 +1,5 @@
 // @ts-check
-import { Component, Fragment } from 'react';
+import { Component } from 'react';
 import { Sparklines, SparklinesCurve } from 'react-sparklines';
 import { FormattedMessage } from 'react-intl';
 import PropTypes from 'prop-types';
@@ -69,7 +69,7 @@ const Hashtag = ({ name, to, people, uses, history, className, description, with
   <div className={classNames('trends__item', className)}>
     <div className='trends__item__name'>
       <Link to={to}>
-        {name ? <Fragment>#<span>{name}</span></Fragment> : <Skeleton width={50} />}
+        {name ? <>#<span>{name}</span></> : <Skeleton width={50} />}
       </Link>
 
       {description ? (
diff --git a/app/javascript/mastodon/components/navigation_portal.jsx b/app/javascript/mastodon/components/navigation_portal.jsx
index 40c47c0218..671ad1f6ec 100644
--- a/app/javascript/mastodon/components/navigation_portal.jsx
+++ b/app/javascript/mastodon/components/navigation_portal.jsx
@@ -5,14 +5,12 @@ import Trends from 'mastodon/features/getting_started/containers/trends_containe
 import AccountNavigation from 'mastodon/features/account/navigation';
 
 const DefaultNavigation = () => (
-  <>
-    {showTrends && (
-      <>
-        <div className='flex-spacer' />
-        <Trends />
-      </>
-    )}
-  </>
+  showTrends ? (
+    <>
+      <div className='flex-spacer' />
+      <Trends />
+    </>
+  ) : null
 );
 
 class NavigationPortal extends PureComponent {
diff --git a/app/javascript/mastodon/containers/media_container.jsx b/app/javascript/mastodon/containers/media_container.jsx
index 4d1689c235..d988808975 100644
--- a/app/javascript/mastodon/containers/media_container.jsx
+++ b/app/javascript/mastodon/containers/media_container.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import { createPortal } from 'react-dom';
 import PropTypes from 'prop-types';
 import { IntlProvider, addLocaleData } from 'react-intl';
@@ -75,7 +75,7 @@ export default class MediaContainer extends PureComponent {
 
     return (
       <IntlProvider locale={locale} messages={messages}>
-        <Fragment>
+        <>
           {[].map.call(components, (component, i) => {
             const componentName = component.getAttribute('data-component');
             const Component = MEDIA_COMPONENTS[componentName];
@@ -115,7 +115,7 @@ export default class MediaContainer extends PureComponent {
               />
             )}
           </ModalRoot>
-        </Fragment>
+        </>
       </IntlProvider>
     );
   }
diff --git a/app/javascript/mastodon/features/account/components/header.jsx b/app/javascript/mastodon/features/account/components/header.jsx
index 2784441c9c..747177c864 100644
--- a/app/javascript/mastodon/features/account/components/header.jsx
+++ b/app/javascript/mastodon/features/account/components/header.jsx
@@ -1,4 +1,3 @@
-import { Fragment } from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
@@ -399,10 +398,10 @@ class Header extends ImmutablePureComponent {
             {!suspended && (
               <div className='account__header__tabs__buttons'>
                 {!hidden && (
-                  <Fragment>
+                  <>
                     {actionBtn}
                     {bellBtn}
-                  </Fragment>
+                  </>
                 )}
 
                 <DropdownMenuContainer disabled={menu.length === 0} items={menu} icon='ellipsis-v' size={24} direction='right' />
diff --git a/app/javascript/mastodon/features/explore/components/story.jsx b/app/javascript/mastodon/features/explore/components/story.jsx
index 1cf9df5c40..e352cf0d33 100644
--- a/app/javascript/mastodon/features/explore/components/story.jsx
+++ b/app/javascript/mastodon/features/explore/components/story.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { Blurhash } from 'mastodon/components/blurhash';
 import { accountsCountRenderer } from 'mastodon/components/hashtag';
@@ -38,10 +38,10 @@ export default class Story extends PureComponent {
 
         <div className='story__thumbnail'>
           {thumbnail ? (
-            <Fragment>
+            <>
               <div className={classNames('story__thumbnail__preview', { 'story__thumbnail__preview--hidden': thumbnailLoaded })}><Blurhash hash={blurhash} /></div>
               <img src={thumbnail} onLoad={this.handleImageLoad} alt='' role='presentation' />
-            </Fragment>
+            </>
           ) : <Skeleton />}
         </div>
       </a>
diff --git a/app/javascript/mastodon/features/explore/results.jsx b/app/javascript/mastodon/features/explore/results.jsx
index 103cb44787..63e5da3b8a 100644
--- a/app/javascript/mastodon/features/explore/results.jsx
+++ b/app/javascript/mastodon/features/explore/results.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { injectIntl, defineMessages, FormattedMessage } from 'react-intl';
@@ -102,7 +102,7 @@ class Results extends PureComponent {
     }
 
     return (
-      <Fragment>
+      <>
         <div className='account__section-headline'>
           <button onClick={this.handleSelectAll} className={type === 'all' && 'active'}><FormattedMessage id='search_results.all' defaultMessage='All' /></button>
           <button onClick={this.handleSelectAccounts} className={type === 'accounts' && 'active'}><FormattedMessage id='search_results.accounts' defaultMessage='Profiles' /></button>
@@ -117,7 +117,7 @@ class Results extends PureComponent {
         <Helmet>
           <title>{intl.formatMessage(messages.title, { q })}</title>
         </Helmet>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/filters/added_to_filter.jsx b/app/javascript/mastodon/features/filters/added_to_filter.jsx
index 139832ee98..aaf054ac75 100644
--- a/app/javascript/mastodon/features/filters/added_to_filter.jsx
+++ b/app/javascript/mastodon/features/filters/added_to_filter.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { FormattedMessage } from 'react-intl';
@@ -30,7 +30,7 @@ class AddedToFilter extends PureComponent {
     let expiredMessage = null;
     if (filter.get('expires_at') && filter.get('expires_at') < new Date()) {
       expiredMessage = (
-        <Fragment>
+        <>
           <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='filter_modal.added.expired_title' defaultMessage='Expired filter!' /></h4>
           <p className='report-dialog-modal__lead'>
             <FormattedMessage
@@ -38,14 +38,14 @@ class AddedToFilter extends PureComponent {
               defaultMessage='This filter category has expired, you will need to change the expiration date for it to apply.'
             />
           </p>
-        </Fragment>
+        </>
       );
     }
 
     let contextMismatchMessage = null;
     if (contextType && !filter.get('context').includes(toServerSideType(contextType))) {
       contextMismatchMessage = (
-        <Fragment>
+        <>
           <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='filter_modal.added.context_mismatch_title' defaultMessage='Context mismatch!' /></h4>
           <p className='report-dialog-modal__lead'>
             <FormattedMessage
@@ -53,7 +53,7 @@ class AddedToFilter extends PureComponent {
               defaultMessage='This filter category does not apply to the context in which you have accessed this post. If you want the post to be filtered in this context too, you will have to edit the filter.'
             />
           </p>
-        </Fragment>
+        </>
       );
     }
 
@@ -67,7 +67,7 @@ class AddedToFilter extends PureComponent {
     );
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='filter_modal.added.title' defaultMessage='Filter added!' /></h3>
         <p className='report-dialog-modal__lead'>
           <FormattedMessage
@@ -94,7 +94,7 @@ class AddedToFilter extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleCloseClick}><FormattedMessage id='report.close' defaultMessage='Done' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/filters/select_filter.jsx b/app/javascript/mastodon/features/filters/select_filter.jsx
index 6d23d48cf2..fd367be2d4 100644
--- a/app/javascript/mastodon/features/filters/select_filter.jsx
+++ b/app/javascript/mastodon/features/filters/select_filter.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { connect } from 'react-redux';
 import { defineMessages, injectIntl, FormattedMessage } from 'react-intl';
@@ -169,7 +169,7 @@ class SelectFilter extends PureComponent {
     const results = this.search();
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='filter_modal.select_filter.title' defaultMessage='Filter this post' /></h3>
         <p className='report-dialog-modal__lead'><FormattedMessage id='filter_modal.select_filter.subtitle' defaultMessage='Use an existing category or create a new one' /></p>
 
@@ -183,7 +183,7 @@ class SelectFilter extends PureComponent {
           {isSearching && this.renderCreateNew(searchValue) }
         </div>
 
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/notifications/components/follow_request.jsx b/app/javascript/mastodon/features/notifications/components/follow_request.jsx
index 9456c29add..93dcf6d873 100644
--- a/app/javascript/mastodon/features/notifications/components/follow_request.jsx
+++ b/app/javascript/mastodon/features/notifications/components/follow_request.jsx
@@ -1,4 +1,3 @@
-import { Fragment } from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import { Avatar } from 'mastodon/components/avatar';
@@ -31,10 +30,10 @@ class FollowRequest extends ImmutablePureComponent {
 
     if (hidden) {
       return (
-        <Fragment>
+        <>
           {account.get('display_name')}
           {account.get('username')}
-        </Fragment>
+        </>
       );
     }
 
diff --git a/app/javascript/mastodon/features/notifications/components/report.jsx b/app/javascript/mastodon/features/notifications/components/report.jsx
index 301a9525a9..4f133cc03a 100644
--- a/app/javascript/mastodon/features/notifications/components/report.jsx
+++ b/app/javascript/mastodon/features/notifications/components/report.jsx
@@ -1,4 +1,3 @@
-import { Fragment } from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import { defineMessages, FormattedMessage, injectIntl } from 'react-intl';
@@ -31,9 +30,9 @@ class Report extends ImmutablePureComponent {
 
     if (hidden) {
       return (
-        <Fragment>
+        <>
           {report.get('id')}
-        </Fragment>
+        </>
       );
     }
 
diff --git a/app/javascript/mastodon/features/report/category.jsx b/app/javascript/mastodon/features/report/category.jsx
index f1fbd9622d..13a5605c65 100644
--- a/app/javascript/mastodon/features/report/category.jsx
+++ b/app/javascript/mastodon/features/report/category.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { connect } from 'react-redux';
@@ -74,7 +74,7 @@ class Category extends PureComponent {
     ];
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='report.category.title' defaultMessage="Tell us what's going on with this {type}" values={{ type: intl.formatMessage(messages[startedFrom]) }} /></h3>
         <p className='report-dialog-modal__lead'><FormattedMessage id='report.category.subtitle' defaultMessage='Choose the best match' /></p>
 
@@ -97,7 +97,7 @@ class Category extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleNextClick} disabled={category === null}><FormattedMessage id='report.next' defaultMessage='Next' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/report/comment.jsx b/app/javascript/mastodon/features/report/comment.jsx
index 6cf43fca0d..c4a6961817 100644
--- a/app/javascript/mastodon/features/report/comment.jsx
+++ b/app/javascript/mastodon/features/report/comment.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { injectIntl, defineMessages, FormattedMessage } from 'react-intl';
 import Button from 'mastodon/components/button';
@@ -47,7 +47,7 @@ class Comment extends PureComponent {
     const { comment, isRemote, forward, domain, isSubmitting, intl } = this.props;
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='report.comment.title' defaultMessage='Is there anything else you think we should know?' /></h3>
 
         <textarea
@@ -60,14 +60,14 @@ class Comment extends PureComponent {
         />
 
         {isRemote && (
-          <Fragment>
+          <>
             <p className='report-dialog-modal__lead'><FormattedMessage id='report.forward_hint' defaultMessage='The account is from another server. Send an anonymized copy of the report there as well?' /></p>
 
             <label className='report-dialog-modal__toggle'>
               <Toggle checked={forward} disabled={isSubmitting} onChange={this.handleForwardChange} />
               <FormattedMessage id='report.forward' defaultMessage='Forward to {target}' values={{ target: domain }} />
             </label>
-          </Fragment>
+          </>
         )}
 
         <div className='flex-spacer' />
@@ -75,7 +75,7 @@ class Comment extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleClick} disabled={isSubmitting}><FormattedMessage id='report.submit' defaultMessage='Submit report' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/report/rules.jsx b/app/javascript/mastodon/features/report/rules.jsx
index b6bb1fda63..66bc29bc62 100644
--- a/app/javascript/mastodon/features/report/rules.jsx
+++ b/app/javascript/mastodon/features/report/rules.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { connect } from 'react-redux';
@@ -33,7 +33,7 @@ class Rules extends PureComponent {
     const { rules, selectedRuleIds } = this.props;
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='report.rules.title' defaultMessage='Which rules are being violated?' /></h3>
         <p className='report-dialog-modal__lead'><FormattedMessage id='report.rules.subtitle' defaultMessage='Select all that apply' /></p>
 
@@ -56,7 +56,7 @@ class Rules extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleNextClick} disabled={selectedRuleIds.size < 1}><FormattedMessage id='report.next' defaultMessage='Next' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/report/statuses.jsx b/app/javascript/mastodon/features/report/statuses.jsx
index 2a2435c58f..adf56479d1 100644
--- a/app/javascript/mastodon/features/report/statuses.jsx
+++ b/app/javascript/mastodon/features/report/statuses.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { connect } from 'react-redux';
@@ -33,7 +33,7 @@ class Statuses extends PureComponent {
     const { availableStatusIds, selectedStatusIds, onToggle, isLoading } = this.props;
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'><FormattedMessage id='report.statuses.title' defaultMessage='Are there any posts that back up this report?' /></h3>
         <p className='report-dialog-modal__lead'><FormattedMessage id='report.statuses.subtitle' defaultMessage='Select all that apply' /></p>
 
@@ -53,7 +53,7 @@ class Statuses extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleNextClick}><FormattedMessage id='report.next' defaultMessage='Next' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/report/thanks.jsx b/app/javascript/mastodon/features/report/thanks.jsx
index 3f8765efde..5a4841149b 100644
--- a/app/javascript/mastodon/features/report/thanks.jsx
+++ b/app/javascript/mastodon/features/report/thanks.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { FormattedMessage } from 'react-intl';
@@ -48,17 +48,17 @@ class Thanks extends PureComponent {
     const { account, submitted } = this.props;
 
     return (
-      <Fragment>
+      <>
         <h3 className='report-dialog-modal__title'>{submitted ? <FormattedMessage id='report.thanks.title_actionable' defaultMessage="Thanks for reporting, we'll look into this." /> : <FormattedMessage id='report.thanks.title' defaultMessage="Don't want to see this?" />}</h3>
         <p className='report-dialog-modal__lead'>{submitted ? <FormattedMessage id='report.thanks.take_action_actionable' defaultMessage='While we review this, you can take action against @{name}:' values={{ name: account.get('username') }} /> : <FormattedMessage id='report.thanks.take_action' defaultMessage='Here are your options for controlling what you see on Mastodon:' />}</p>
 
         {account.getIn(['relationship', 'following']) && (
-          <Fragment>
+          <>
             <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='report.unfollow' defaultMessage='Unfollow @{name}' values={{ name: account.get('username') }} /></h4>
             <p className='report-dialog-modal__lead'><FormattedMessage id='report.unfollow_explanation' defaultMessage='You are following this account. To not see their posts in your home feed anymore, unfollow them.' /></p>
             <Button secondary onClick={this.handleUnfollowClick}><FormattedMessage id='account.unfollow' defaultMessage='Unfollow' /></Button>
             <hr />
-          </Fragment>
+          </>
         )}
 
         <h4 className='report-dialog-modal__subtitle'><FormattedMessage id='account.mute' defaultMessage='Mute @{name}' values={{ name: account.get('username') }} /></h4>
@@ -76,7 +76,7 @@ class Thanks extends PureComponent {
         <div className='report-dialog-modal__actions'>
           <Button onClick={this.handleCloseClick}><FormattedMessage id='report.close' defaultMessage='Done' /></Button>
         </div>
-      </Fragment>
+      </>
     );
   }
 
diff --git a/app/javascript/mastodon/features/status/components/detailed_status.jsx b/app/javascript/mastodon/features/status/components/detailed_status.jsx
index f371868e7e..121de8ee73 100644
--- a/app/javascript/mastodon/features/status/components/detailed_status.jsx
+++ b/app/javascript/mastodon/features/status/components/detailed_status.jsx
@@ -1,4 +1,3 @@
-import { Fragment } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { Avatar } from '../../../components/avatar';
@@ -190,7 +189,7 @@ class DetailedStatus extends ImmutablePureComponent {
     }
 
     if (status.get('application')) {
-      applicationLink = <Fragment> · <a className='detailed-status__application' href={status.getIn(['application', 'website'])} target='_blank' rel='noopener noreferrer'>{status.getIn(['application', 'name'])}</a></Fragment>;
+      applicationLink = <> · <a className='detailed-status__application' href={status.getIn(['application', 'website'])} target='_blank' rel='noopener noreferrer'>{status.getIn(['application', 'name'])}</a></>;
     }
 
     const visibilityIconInfo = {
@@ -201,33 +200,33 @@ class DetailedStatus extends ImmutablePureComponent {
     };
 
     const visibilityIcon = visibilityIconInfo[status.get('visibility')];
-    const visibilityLink = <Fragment> · <Icon id={visibilityIcon.icon} title={visibilityIcon.text} /></Fragment>;
+    const visibilityLink = <> · <Icon id={visibilityIcon.icon} title={visibilityIcon.text} /></>;
 
     if (['private', 'direct'].includes(status.get('visibility'))) {
       reblogLink = '';
     } else if (this.context.router) {
       reblogLink = (
-        <Fragment>
-          <Fragment> · </Fragment>
+        <>
+           · 
           <Link to={`/@${status.getIn(['account', 'acct'])}/${status.get('id')}/reblogs`} className='detailed-status__link'>
             <Icon id={reblogIcon} />
             <span className='detailed-status__reblogs'>
               <AnimatedNumber value={status.get('reblogs_count')} />
             </span>
           </Link>
-        </Fragment>
+        </>
       );
     } else {
       reblogLink = (
-        <Fragment>
-          <Fragment> · </Fragment>
+        <>
+           · 
           <a href={`/interact/${status.get('id')}?type=reblog`} className='detailed-status__link' onClick={this.handleModalLink}>
             <Icon id={reblogIcon} />
             <span className='detailed-status__reblogs'>
               <AnimatedNumber value={status.get('reblogs_count')} />
             </span>
           </a>
-        </Fragment>
+        </>
       );
     }
 
@@ -253,10 +252,10 @@ class DetailedStatus extends ImmutablePureComponent {
 
     if (status.get('edited_at')) {
       edited = (
-        <Fragment>
-          <Fragment> · </Fragment>
+        <>
+           · 
           <EditedTimestamp statusId={status.get('id')} timestamp={status.get('edited_at')} />
-        </Fragment>
+        </>
       );
     }
 
diff --git a/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx b/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
index a6fcde8769..b100a43062 100644
--- a/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/compare_history_modal.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import { connect } from 'react-redux';
@@ -65,10 +65,10 @@ class CompareHistoryModal extends PureComponent {
         <div className='compare-history-modal__container'>
           <div className='status__content'>
             {currentVersion.get('spoiler_text').length > 0 && (
-              <Fragment>
+              <>
                 <div className='translate' dangerouslySetInnerHTML={spoilerContent} lang={language} />
                 <hr />
-              </Fragment>
+              </>
             )}
 
             <div className='status__content__text status__content__text--visible translate' dangerouslySetInnerHTML={content} lang={language} />
diff --git a/app/javascript/mastodon/features/ui/components/compose_panel.jsx b/app/javascript/mastodon/features/ui/components/compose_panel.jsx
index f81072fcb4..51cd2a5ecd 100644
--- a/app/javascript/mastodon/features/ui/components/compose_panel.jsx
+++ b/app/javascript/mastodon/features/ui/components/compose_panel.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import { connect } from 'react-redux';
 import PropTypes from 'prop-types';
 import SearchContainer from 'mastodon/features/compose/containers/search_container';
@@ -46,17 +46,17 @@ class ComposePanel extends PureComponent {
         <SearchContainer openInRoute />
 
         {!signedIn && (
-          <Fragment>
+          <>
             <ServerBanner />
             <div className='flex-spacer' />
-          </Fragment>
+          </>
         )}
 
         {signedIn && (
-          <Fragment>
+          <>
             <NavigationContainer onClose={this.onBlur} />
             <ComposeFormContainer singleColumn />
-          </Fragment>
+          </>
         )}
 
         <LinkFooter />
diff --git a/app/javascript/mastodon/features/ui/components/focal_point_modal.jsx b/app/javascript/mastodon/features/ui/components/focal_point_modal.jsx
index 5c831d65b0..d4d852d246 100644
--- a/app/javascript/mastodon/features/ui/components/focal_point_modal.jsx
+++ b/app/javascript/mastodon/features/ui/components/focal_point_modal.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import ImmutablePropTypes from 'react-immutable-proptypes';
 import PropTypes from 'prop-types';
 import ImmutablePureComponent from 'react-immutable-pure-component';
@@ -315,7 +315,7 @@ class FocalPointModal extends ImmutablePureComponent {
             {focals && <p><FormattedMessage id='upload_modal.hint' defaultMessage='Click or drag the circle on the preview to choose the focal point which will always be in view on all thumbnails.' /></p>}
 
             {thumbnailable && (
-              <Fragment>
+              <>
                 <label className='setting-text-label' htmlFor='upload-modal__thumbnail'><FormattedMessage id='upload_form.thumbnail' defaultMessage='Change thumbnail' /></label>
 
                 <Button disabled={isUploadingThumbnail || !media.get('unattached')} text={intl.formatMessage(messages.chooseImage)} onClick={this.handleFileInputClick} />
@@ -335,7 +335,7 @@ class FocalPointModal extends ImmutablePureComponent {
                 </label>
 
                 <hr className='setting-divider' />
-              </Fragment>
+              </>
             )}
 
             <label className='setting-text-label' htmlFor='upload-modal__description'>
diff --git a/app/javascript/mastodon/features/ui/components/navigation_panel.jsx b/app/javascript/mastodon/features/ui/components/navigation_panel.jsx
index 025c3b8a5b..e4857093a5 100644
--- a/app/javascript/mastodon/features/ui/components/navigation_panel.jsx
+++ b/app/javascript/mastodon/features/ui/components/navigation_panel.jsx
@@ -1,4 +1,4 @@
-import { Component, Fragment } from 'react';
+import { Component } from 'react';
 import PropTypes from 'prop-types';
 import { defineMessages, injectIntl } from 'react-intl';
 import { Link } from 'react-router-dom';
@@ -51,11 +51,11 @@ class NavigationPanel extends Component {
         </div>
 
         {signedIn && (
-          <Fragment>
+          <>
             <ColumnLink transparent to='/home' icon='home' text={intl.formatMessage(messages.home)} />
             <ColumnLink transparent to='/notifications' icon={<NotificationsCounterIcon className='column-link__icon' />} text={intl.formatMessage(messages.notifications)} />
             <FollowRequestsColumnLink />
-          </Fragment>
+          </>
         )}
 
         {showTrends ? (
@@ -79,7 +79,7 @@ class NavigationPanel extends Component {
         )}
 
         {signedIn && (
-          <Fragment>
+          <>
             <ColumnLink transparent to='/conversations' icon='at' text={intl.formatMessage(messages.direct)} />
             <ColumnLink transparent to='/bookmarks' icon='bookmark' text={intl.formatMessage(messages.bookmarks)} />
             <ColumnLink transparent to='/favourites' icon='star' text={intl.formatMessage(messages.favourites)} />
@@ -90,7 +90,7 @@ class NavigationPanel extends Component {
             <hr />
 
             <ColumnLink transparent href='/settings/preferences' icon='cog' text={intl.formatMessage(messages.preferences)} />
-          </Fragment>
+          </>
         )}
 
         <div className='navigation-panel__legal'>
diff --git a/app/javascript/mastodon/features/ui/components/zoomable_image.jsx b/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
index 8c2e6e2cc3..47d8b63ed0 100644
--- a/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
+++ b/app/javascript/mastodon/features/ui/components/zoomable_image.jsx
@@ -1,4 +1,4 @@
-import { PureComponent, Fragment } from 'react';
+import { PureComponent } from 'react';
 import PropTypes from 'prop-types';
 import { IconButton } from 'mastodon/components/icon_button';
 import { defineMessages, injectIntl } from 'react-intl';
@@ -411,7 +411,7 @@ class ZoomableImage extends PureComponent {
     const zoomButtonTitle = this.state.zoomState === 'compress' ? intl.formatMessage(messages.compress) : intl.formatMessage(messages.expand);
 
     return (
-      <Fragment>
+      <>
         <IconButton
           className={`media-modal__zoom-button ${zoomButtonShouldHide}`}
           title={zoomButtonTitle}
@@ -445,7 +445,7 @@ class ZoomableImage extends PureComponent {
             onMouseDown={this.handleMouseDown}
           />
         </div>
-      </Fragment>
+      </>
     );
   }