diff --git a/public/assets/chat/chat.css b/public/assets/chat/chat.css
index 18412aa26..9bdcc04e5 100644
--- a/public/assets/chat/chat.css
+++ b/public/assets/chat/chat.css
@@ -32,6 +32,7 @@
 
 .zammad-chat-icon {
   height: 2em;
+  width: 2em;
   fill: currentColor;
   vertical-align: top;
   margin-right: 5px;
diff --git a/public/assets/chat/chat.scss b/public/assets/chat/chat.scss
index 3ad642071..c6ed9c400 100644
--- a/public/assets/chat/chat.scss
+++ b/public/assets/chat/chat.scss
@@ -32,6 +32,7 @@
 
 .zammad-chat-icon {
   height: 2em;
+  width: 2em;
   fill: currentColor;
   vertical-align: top;
   margin-right: 5px;