diff --git a/app/javascript/mastodon/components/account.js b/app/javascript/mastodon/components/account.js
index a3642e61dd..8e6aa9d92b 100644
--- a/app/javascript/mastodon/components/account.js
+++ b/app/javascript/mastodon/components/account.js
@@ -101,7 +101,7 @@ export default class Account extends ImmutablePureComponent {
     return (
       <div className='account'>
         <div className='account__wrapper'>
-          <Permalink key={account.get('id')} className='account__display-name' href={account.get('url')} to={`/accounts/${account.get('id')}`}>
+          <Permalink key={account.get('id')} className='account__display-name' title={account.get('acct')} href={account.get('url')} to={`/accounts/${account.get('id')}`}>
             <div className='account__avatar-wrapper'><Avatar account={account} size={36} /></div>
             <DisplayName account={account} />
           </Permalink>
diff --git a/app/javascript/mastodon/features/compose/components/autosuggest_account.js b/app/javascript/mastodon/features/compose/components/autosuggest_account.js
index e7de3716ba..1451be0e64 100644
--- a/app/javascript/mastodon/features/compose/components/autosuggest_account.js
+++ b/app/javascript/mastodon/features/compose/components/autosuggest_account.js
@@ -14,7 +14,7 @@ export default class AutosuggestAccount extends ImmutablePureComponent {
     const { account } = this.props;
 
     return (
-      <div className='autosuggest-account'>
+      <div className='autosuggest-account' title={account.get('acct')}>
         <div className='autosuggest-account-icon'><Avatar account={account} size={18} /></div>
         <DisplayName account={account} />
       </div>