diff --git a/sib-chat.js b/sib-chat.js
index 62c9a7926acb85917da5f57c1077307339d7f2a6..ca9a62e1d7aa4786ad630bab7fd2e70ca11aacfc 100644
--- a/sib-chat.js
+++ b/sib-chat.js
@@ -201,6 +201,7 @@ export const SibChat = {
       // 'archived_messages_page_size': 30,
       'auto_list_rooms': true,
       'auto_login': this.element.dataset.autoLogin === 'true',
+      'auto_join_on_invite': true,
       'auto_reconnect': true,
       'auto_register_muc_nickname': true,
       // Quick fix : auto join yourself & target of current route