diff --git a/package.json b/package.json
index 526b2030c..cd9efc7d4 100644
--- a/package.json
+++ b/package.json
@@ -53,7 +53,7 @@
         "postcss": "^8.4.5",
         "prismjs": "^1.29.0",
         "quill-hi": "^2.0.0-rc1",
-        "quill-mention-hi": "^4.0.0-8",
+        "quill-mention-hi": "^4.0.0-9",
         "resolve-url-loader": "^4.0.0",
         "sass": "1.77.4",
         "sass-loader": "14.2.1",
diff --git a/resources/assets/js/pages/manage/components/ChatInput/index.vue b/resources/assets/js/pages/manage/components/ChatInput/index.vue
index b3bb8e585..c81efccde 100755
--- a/resources/assets/js/pages/manage/components/ChatInput/index.vue
+++ b/resources/assets/js/pages/manage/components/ChatInput/index.vue
@@ -1993,10 +1993,10 @@ export default {
                                     })
                                 }
                                 this.userCache.push(...[{
-                                    label: [{id: 0, value: this.$L('群内成员'), disabled: true}],
+                                    label: [{id: 0, value: this.$L('群内成员'), className: "sticky-top", disabled: true}],
                                     list,
                                 }, {
-                                    label: [{id: 0, value: this.$L('群外成员'), disabled: true}],
+                                    label: [{id: 0, value: this.$L('群外成员'), className: "sticky-top", disabled: true}],
                                     list: moreUser,
                                 }])
                             } else {
@@ -2005,7 +2005,7 @@ export default {
                                         label: null,
                                         list: [{id: 0, value: this.$L('所有人.All'), tip: ''}]
                                     }, {
-                                        label: [{id: 0, value: this.$L('群成员'), disabled: true}],
+                                        label: [{id: 0, value: this.$L('群成员'), className: "sticky-top", disabled: true}],
                                         list,
                                     }])
                                 } else {
diff --git a/resources/assets/sass/pages/components/chat-input.scss b/resources/assets/sass/pages/components/chat-input.scss
index 24cb2ab32..8fec24093 100755
--- a/resources/assets/sass/pages/components/chat-input.scss
+++ b/resources/assets/sass/pages/components/chat-input.scss
@@ -1078,11 +1078,7 @@
 
 .ql-mention-list-container {
     width: auto;
-    min-width: 220px;
-    max-width: 280px;
-    max-height: 360px;
-    overflow-x: hidden;
-    overflow-y: auto;
+    overflow: hidden;
 
     &.task-mention {
         .ql-mention-list {
@@ -1101,6 +1097,12 @@
     }
 
     .ql-mention-list {
+        min-width: 220px;
+        max-width: 280px;
+        max-height: 360px;
+        overflow-x: hidden;
+        overflow-y: auto;
+
         > li {
             &:first-child {
                 margin-top: 8px;
@@ -1121,6 +1123,13 @@
             border-radius: 4px;
         }
 
+        &.sticky-top {
+            position: sticky;
+            background-color: #ffffff;
+            top: 0;
+            z-index: 10;
+        }
+
         .mention-item-at {
             flex-shrink: 0;
             width: 28px;