diff --git a/packages/frontend/src/components/MkModalWindow.vue b/packages/frontend/src/components/MkModalWindow.vue
index 0c4bac615d..c3c7812036 100644
--- a/packages/frontend/src/components/MkModalWindow.vue
+++ b/packages/frontend/src/components/MkModalWindow.vue
@@ -4,7 +4,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<MkModal ref="modal" :preferType="'dialog'" :zPriority="zPriority" @click="onBgClick" @closed="emit('closed')" @esc="emit('esc')">
+<MkModal ref="modal" :preferType="'dialog'" @click="onBgClick" @closed="emit('closed')" @esc="emit('esc')">
 	<div ref="rootEl" :class="$style.root" :style="{ width: `${width}px`, height: `min(${height}px, 100%)` }">
 		<div ref="headerEl" :class="$style.header">
 			<button v-if="withOkButton && withCloseButton" :class="$style.headerButton" class="_button" @click="emit('close')"><i class="ti ti-x"></i></button>
@@ -23,7 +23,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <script lang="ts" setup>
 import { onMounted, onUnmounted, shallowRef, ref } from 'vue';
-import type { ZPriority } from '@/os.js';
 import MkModal from './MkModal.vue';
 
 const props = withDefaults(defineProps<{
@@ -32,14 +31,12 @@ const props = withDefaults(defineProps<{
 	okButtonDisabled: boolean;
 	width: number;
 	height: number;
-	zPriority: ZPriority;
 }>(), {
 	withOkButton: false,
 	withCloseButton: true,
 	okButtonDisabled: false,
 	width: 400,
 	height: 500,
-	zPriority: 'low',
 });
 
 const emit = defineEmits<{
diff --git a/packages/frontend/src/os.ts b/packages/frontend/src/os.ts
index 09f25fd232..dd9c871483 100644
--- a/packages/frontend/src/os.ts
+++ b/packages/frontend/src/os.ts
@@ -144,9 +144,6 @@ const zIndexes = {
 	low: 1000000,
 	middle: 2000000,
 	high: 3000000,
-
-	/** botアカウントインジケータよりも上に表示させる必要があるもの専用 */
-	veryHigh: 4000000,
 };
 
 export type ZPriority = keyof typeof zIndexes;
diff --git a/packages/frontend/src/pages/settings/2fa.qrdialog.vue b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
index 27ad2e9066..2244047b31 100644
--- a/packages/frontend/src/pages/settings/2fa.qrdialog.vue
+++ b/packages/frontend/src/pages/settings/2fa.qrdialog.vue
@@ -8,7 +8,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 	ref="dialog"
 	:width="500"
 	:height="550"
-	:zPriority="'veryHigh'"
 	@close="cancel"
 	@closed="emit('closed')"
 >
diff --git a/packages/frontend/src/ui/_common_/common.vue b/packages/frontend/src/ui/_common_/common.vue
index 8bb29a87cf..172f1a3f20 100644
--- a/packages/frontend/src/ui/_common_/common.vue
+++ b/packages/frontend/src/ui/_common_/common.vue
@@ -39,9 +39,13 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <div v-if="pendingApiRequestsCount > 0" id="wait"></div>
 
-<div v-if="dev" id="devTicker"><span>DEV BUILD</span></div>
+<div id="devTicker">
+	<div>
+		<div v-if="$i && $i.isBot">{{ i18n.ts.loggedInAsBot }}</div>
+		<div v-if="dev">DEV BUILD</div>
+	</div>
+</div>
 
-<div v-if="$i && $i.isBot" id="botWarn" :style="{ zIndex: botWarnZIndex }"><span>{{ i18n.ts.loggedInAsBot }}</span></div>
 </template>
 
 <script lang="ts" setup>
@@ -53,7 +57,6 @@ import { popups } from '@/os.js';
 import { pendingApiRequestsCount } from '@/scripts/misskey-api.js';
 import { uploads } from '@/scripts/upload.js';
 import * as sound from '@/scripts/sound.js';
-import * as os from '@/os.js';
 import { $i } from '@/account.js';
 import { useStream } from '@/stream.js';
 import { i18n } from '@/i18n.js';
@@ -65,8 +68,6 @@ const XUpload = defineAsyncComponent(() => import('./upload.vue'));
 
 const dev = _DEV_;
 
-const botWarnZIndex = ref(os.claimZIndex('veryHigh'));
-
 const notifications = ref<Misskey.entities.Notification[]>([]);
 
 function onNotification(notification: Misskey.entities.Notification, isClient = false) {
@@ -244,28 +245,6 @@ if ($i) {
 	}
 }
 
-#botWarn {
-	position: fixed;
-	top: 0;
-	left: 0;
-	right: 0;
-	bottom: 0;
-	margin: auto;
-	width: 100%;
-	height: max-content;
-	text-align: center;
-	color: #ff0;
-	background: rgba(0, 0, 0, 0.5);
-	padding: 4px 7px;
-	font-size: 14px;
-	pointer-events: none;
-	user-select: none;
-
-	> span {
-		animation: dev-ticker-blink 2s infinite;
-	}
-}
-
 #devTicker {
 	position: fixed;
 	top: 0;
@@ -274,11 +253,10 @@ if ($i) {
 	color: #ff0;
 	background: rgba(0, 0, 0, 0.5);
 	padding: 4px 5px;
-	font-size: 14px;
 	pointer-events: none;
 	user-select: none;
 
-	> span {
+	> div {
 		animation: dev-ticker-blink 2s infinite;
 	}
 }