diff --git a/mail_base/__manifest__.py b/mail_base/__manifest__.py
index be2a1bc..6a68514 100644
--- a/mail_base/__manifest__.py
+++ b/mail_base/__manifest__.py
@@ -6,7 +6,7 @@
     "name": "Mail Base",
     "summary": """Makes Mail extendable""",
     "category": "Discuss",
-    "images": ['images/mail_base_image.png'],
+    "images": ["images/mail_base_image.png"],
     "version": "11.0.1.1.1",
     "author": "IT-Projects LLC, Pavel Romanchenko",
     "support": "apps@itpp.dev",
diff --git a/mail_to/__manifest__.py b/mail_to/__manifest__.py
index d33a9c3..3b0841a 100644
--- a/mail_to/__manifest__.py
+++ b/mail_to/__manifest__.py
@@ -1,5 +1,5 @@
 # Copyright 2016 x620 <https://github.com/x620>
-# Copyright 2016 Ivan Yelizariev <https://it-projects.info/team/yelizariev>
+# Copyright 2016,2020 Ivan Yelizariev <https://it-projects.info/team/yelizariev>
 # Copyright 2018 Ruslan Ronzhin
 # Copyright 2019 Artem Rafailov <https://it-projects.info/team/Ommo73/>
 # License MIT (https://opensource.org/licenses/MIT).
@@ -8,7 +8,7 @@
     "summary": """Allows you be sure, that all discussion participants were notified""",
     "category": "Discuss",
     "images": ["images/1.png"],
-    "version": "11.0.1.1.0",
+    "version": "11.0.1.1.1",
     "author": "IT-Projects LLC, Pavel Romanchenko",
     "support": "apps@itpp.dev",
     "website": "https://it-projects.info",
diff --git a/mail_to/doc/changelog.rst b/mail_to/doc/changelog.rst
index 18102bb..de0ff64 100644
--- a/mail_to/doc/changelog.rst
+++ b/mail_to/doc/changelog.rst
@@ -1,3 +1,8 @@
+`1.1.1`
+-------
+
+- **Fix**: Error on sending bot commands
+
 `1.1.0`
 -------
 
diff --git a/mail_to/static/src/js/mail_to.js b/mail_to/static/src/js/mail_to.js
index 4fb6467..867580f 100644
--- a/mail_to/static/src/js/mail_to.js
+++ b/mail_to/static/src/js/mail_to.js
@@ -1,5 +1,5 @@
 /* Copyright 2016 x620 <https://github.com/x620>
- * Copyright 2016-2017 Ivan Yelizariev <https://it-projects.info/team/yelizariev>
+ * Copyright 2016-2017,2020 Ivan Yelizariev <https://it-projects.info/team/yelizariev>
  * Copyright 2017 Artyom Losev <https://it-projects.info/>
  * Copyright 2019 Artem Rafailov <https://it-projects.info/team/Ommo73/>
  * License MIT (https://opensource.org/licenses/MIT). */
@@ -13,7 +13,7 @@ odoo.define("mail_to.MailTo", function(require) {
         var msg = make_message_super.call(this, data);
         msg.partner_ids = data.partner_ids;
         msg.channel_names = data.channel_names;
-        msg.recipients = data.partner_ids.concat(data.channel_names);
+        msg.recipients = (data.partner_ids || []).concat(data.channel_names);
         if (!msg.partner_ids && !msg.channel_names) {
             return msg;
         }