1 files changed, 1 insertions, 1 deletions
diff --git a/app/javascript/mastodon/features/compose/components/upload.js b/app/javascript/mastodon/features/compose/components/upload.js
index c2bf3b72e..cd9e08360 100644
--- a/app/javascript/mastodon/features/compose/components/upload.js
+++ b/app/javascript/mastodon/features/compose/components/upload.js
@@ -79,7 +79,7 @@ export default class Upload extends ImmutablePureComponent {
                     placeholder={intl.formatMessage(messages.description)}
                     type='text'
                     value={description}
-                    maxLength={140}
+                    maxLength={420}
                     onFocus={this.handleInputFocus}
                     onChange={this.handleInputChange}
                     onBlur={this.handleInputBlur}