diff --git a/im-ui/src/components/chat/ChatItem.vue b/im-ui/src/components/chat/ChatItem.vue
index ad3e6a2..b5726b8 100644
--- a/im-ui/src/components/chat/ChatItem.vue
+++ b/im-ui/src/components/chat/ChatItem.vue
@@ -103,7 +103,7 @@
 
 		.mid {
 			margin-left: 15px;
-			flex: 3;
+			flex: 2;
 			display: flex;
 			flex-direction: column;
 			height: 100%;