diff --git a/files/templates/chat.html b/files/templates/chat.html
index bf9eb9fac7..2817308127 100644
--- a/files/templates/chat.html
+++ b/files/templates/chat.html
@@ -43,7 +43,7 @@
 
 		.chat-mention {
 			background-color: #{{v.themecolor}}55;
-			border-radius: 5px;
+			border-radius: 3px;
 		}
 
 		.chat-message p {