diff --git a/spec/renderer/integration/store/TimelineSpace.spec.ts b/spec/renderer/integration/store/TimelineSpace.spec.ts
index c226c95c..b66ab8bd 100644
--- a/spec/renderer/integration/store/TimelineSpace.spec.ts
+++ b/spec/renderer/integration/store/TimelineSpace.spec.ts
@@ -4,7 +4,7 @@ import { createStore, Store } from 'vuex'
 import { ipcMain, ipcRenderer } from '~/spec/mock/electron'
 import TimelineSpace, { TimelineSpaceState, blankAccount } from '~/src/renderer/store/TimelineSpace'
 import { MyWindow } from '~/src/types/global'
-;(window as any as MyWindow).ipcRenderer = ipcRenderer
+;((window as any) as MyWindow).ipcRenderer = ipcRenderer
 
 const emacsEmoji: Entity.Emoji = {
   shortcode: 'emacs',
@@ -86,8 +86,7 @@ const state = (): TimelineSpaceState => {
       },
       useMarker: {
         home: false,
-        notifications: true,
-        mentions: false
+        notifications: true
       }
     },
     sns: 'mastodon',
diff --git a/src/config/locales/en/translation.json b/src/config/locales/en/translation.json
index a5e54f05..b1272153 100644
--- a/src/config/locales/en/translation.json
+++ b/src/config/locales/en/translation.json
@@ -116,8 +116,7 @@
       "use_marker": {
         "title": "Load the timeline from the last reading position",
         "home": "Home",
-        "notifications": "Notifications",
-        "mentions": "Mentions"
+        "notifications": "Notifications"
       }
     },
     "filters": {
diff --git a/src/constants/initializer/setting.ts b/src/constants/initializer/setting.ts
index b6492df8..563f803c 100644
--- a/src/constants/initializer/setting.ts
+++ b/src/constants/initializer/setting.ts
@@ -8,8 +8,7 @@ const unreadNotification: UnreadNotification = {
 
 const useMarker: UseMarker = {
   home: false,
-  notifications: true,
-  mentions: false
+  notifications: true
 }
 
 const timeline: Timeline = {
diff --git a/src/renderer/components/Settings/Timeline.vue b/src/renderer/components/Settings/Timeline.vue
index b60d8d8e..ba7f4c60 100644
--- a/src/renderer/components/Settings/Timeline.vue
+++ b/src/renderer/components/Settings/Timeline.vue
@@ -26,9 +26,6 @@
       <el-form-item for="marker_notifications" :label="$t('settings.timeline.use_marker.notifications')">
         <el-switch v-model="marker_notifications" id="marker_notifications" />
       </el-form-item>
-      <el-form-item for="marker_mentions" :label="$t('settings.timeline.use_marker.mentions')">
-        <el-switch v-model="marker_mentions" id="marker_mentions" />
-      </el-form-item>
     </el-form>
   </div>
 </template>
@@ -79,13 +76,6 @@ export default defineComponent({
           notifications: value
         })
     })
-    const marker_mentions = computed({
-      get: () => store.state.Settings.Timeline.setting.useMarker.mentions,
-      set: value =>
-        store.dispatch(`${space}/${ACTION_TYPES.CHANGE_USER_MARKER}`, {
-          mentions: value
-        })
-    })
 
     onMounted(() => {
       store.dispatch(`${space}/${ACTION_TYPES.LOAD_TIMELINE_SETTING}`)
@@ -96,8 +86,7 @@ export default defineComponent({
       localNotify,
       publicNotify,
       marker_home,
-      marker_notifications,
-      marker_mentions
+      marker_notifications
     }
   }
 })
diff --git a/src/renderer/components/TimelineSpace/Contents/Mentions.vue b/src/renderer/components/TimelineSpace/Contents/Mentions.vue
index 9f2f5189..5c58657a 100644
--- a/src/renderer/components/TimelineSpace/Contents/Mentions.vue
+++ b/src/renderer/components/TimelineSpace/Contents/Mentions.vue
@@ -3,15 +3,15 @@
     <div></div>
     <DynamicScroller :items="mentions" :min-item-size="86" id="scroller" class="scroller" ref="scroller">
       <template v-slot="{ item, index, active }">
-        <DynamicScrollerItem :item="item" :active="active" :size-dependencies="[item.url]" :data-index="index" :watchData="true">
+        <DynamicScrollerItem :item="item" :active="active" :size-dependencies="[item.url]" :data-index="index" :watch-data="true">
           <notification
             :message="item"
             :focused="item.id === focusedId"
             :overlaid="modalOpened"
             :filters="[]"
-            v-on:update="updateToot"
-            @focusRight="focusSidebar"
-            @selectNotification="focusNotification(item)"
+            @update="updateToot"
+            @focus-right="focusSidebar"
+            @select-notification="focusNotification(item)"
           >
           </notification>
         </DynamicScrollerItem>
diff --git a/src/types/setting.ts b/src/types/setting.ts
index 63ab8397..07c24ea6 100644
--- a/src/types/setting.ts
+++ b/src/types/setting.ts
@@ -7,7 +7,6 @@ export type UnreadNotification = {
 export type UseMarker = {
   home: boolean
   notifications: boolean
-  mentions: boolean
 }
 
 export type Timeline = {