diff --git a/public/assets/chat/znuny.html b/public/assets/chat/znuny.html
index a8bb7a575..50b258a9a 100644
--- a/public/assets/chat/znuny.html
+++ b/public/assets/chat/znuny.html
@@ -155,7 +155,7 @@
     chatId: 1,
     host: host,
     cssUrl: cssUrl,
-    debug: false,
+    debug: true,
     background: '#494d52',
     flat: true,
     shown: false,
diff --git a/test/browser/chat_test.rb b/test/browser/chat_test.rb
index fb879641c..f5f447bae 100644
--- a/test/browser/chat_test.rb
+++ b/test/browser/chat_test.rb
@@ -155,7 +155,7 @@ class ChatTest < TestCase
     )
     click(
       browser: customer,
-      css: '.js-chat-close',
+      css: '.js-chat-toggle',
     )
     watch_for_disappear(
       browser: customer,
@@ -267,7 +267,7 @@ class ChatTest < TestCase
     )
     click(
       browser: customer,
-      css: '.js-chat-close',
+      css: '.js-chat-toggle',
     )
     watch_for(
       browser: agent,
@@ -393,7 +393,7 @@ class ChatTest < TestCase
     )
     click(
       browser: customer,
-      css: '.zammad-chat .js-chat-close',
+      css: '.zammad-chat .js-chat-toggle',
     )
     watch_for_disappear(
       browser: customer,
@@ -556,7 +556,7 @@ class ChatTest < TestCase
     )
     click(
       browser: customer,
-      css: '.js-chat-close',
+      css: '.js-chat-toggle',
     )
     watch_for(
       browser: agent,