diff --git a/packages/frontend/src/components/MkDialog.vue b/packages/frontend/src/components/MkDialog.vue
index af93ef333e..ae70b62564 100644
--- a/packages/frontend/src/components/MkDialog.vue
+++ b/packages/frontend/src/components/MkDialog.vue
@@ -20,7 +20,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		>
 			<i v-if="type === 'success'" :class="$style.iconInner" class="ti ti-check"></i>
 			<i v-else-if="type === 'error'" :class="$style.iconInner" class="ti ti-circle-x"></i>
-			<i v-else-if="type === 'warning'" :class="$style.iconInner" class="ph-warning ph-bold ph-lg"></i>
+			<i v-else-if="type === 'warning'" :class="$style.iconInner" class="ti ti-alert-triangle"></i>
 			<i v-else-if="type === 'info'" :class="$style.iconInner" class="ph-info ph-bold ph-lg"></i>
 			<i v-else-if="type === 'question'" :class="$style.iconInner" class="ph-question ph-bold ph-lg"></i>
 			<MkLoading v-else-if="type === 'waiting'" :class="$style.iconInner" :em="true"/>
diff --git a/packages/frontend/src/components/MkInfo.vue b/packages/frontend/src/components/MkInfo.vue
index 9a5874b5c0..687cb3af88 100644
--- a/packages/frontend/src/components/MkInfo.vue
+++ b/packages/frontend/src/components/MkInfo.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div :class="[$style.root, { [$style.warn]: warn }]">
-	<i v-if="warn" class="ph-warning ph-bold ph-lg" :class="$style.i"></i>
+	<i v-if="warn" class="ti ti-alert-triangle" :class="$style.i"></i>
 	<i v-else class="ph-info ph-bold ph-lg" :class="$style.i"></i>
 	<div><slot></slot></div>
 	<button v-if="closable" :class="$style.button" class="_button" @click="close()"><i class="ph-x ph-bold ph-lg"></i></button>
diff --git a/packages/frontend/src/components/MkMediaBanner.vue b/packages/frontend/src/components/MkMediaBanner.vue
index 623b80f217..78979b3f47 100644
--- a/packages/frontend/src/components/MkMediaBanner.vue
+++ b/packages/frontend/src/components/MkMediaBanner.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div :class="$style.root">
 	<div v-if="media.isSensitive && hide" :class="$style.sensitive" @click="hide = false">
-		<span style="font-size: 1.6em;"><i class="ph-warning ph-bold ph-lg"></i></span>
+		<span style="font-size: 1.6em;"><i class="ti ti-alert-triangle"></i></span>
 		<b>{{ i18n.ts.sensitive }}</b>
 		<span>{{ i18n.ts.clickToShow }}</span>
 	</div>
diff --git a/packages/frontend/src/components/MkPollEditor.vue b/packages/frontend/src/components/MkPollEditor.vue
index 98fbf25370..810ae5d599 100644
--- a/packages/frontend/src/components/MkPollEditor.vue
+++ b/packages/frontend/src/components/MkPollEditor.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div class="zmdxowus">
 	<p v-if="choices.length < 2" class="caution">
-		<i class="ph-warning ph-bold ph-lg"></i>{{ i18n.ts._poll.noOnlyOneChoice }}
+		<i class="ti ti-alert-triangle"></i>{{ i18n.ts._poll.noOnlyOneChoice }}
 	</p>
 	<ul>
 		<li v-for="(choice, i) in choices" :key="i">
diff --git a/packages/frontend/src/components/MkRemoteCaution.vue b/packages/frontend/src/components/MkRemoteCaution.vue
index 5106cdfd6a..2b59eab9d9 100644
--- a/packages/frontend/src/components/MkRemoteCaution.vue
+++ b/packages/frontend/src/components/MkRemoteCaution.vue
@@ -4,7 +4,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 -->
 
 <template>
-<div :class="$style.root"><i class="ph-warning ph-bold ph-lg" style="margin-right: 8px;"></i>{{ i18n.ts.remoteUserCaution }}<a :class="$style.link" :href="href" rel="nofollow noopener" target="_blank">{{ i18n.ts.showOnRemote }}</a></div>
+<div :class="$style.root"><i class="ti ti-alert-triangle" style="margin-right: 8px;"></i>{{ i18n.ts.remoteUserCaution }}<a :class="$style.link" :href="href" rel="nofollow noopener" target="_blank">{{ i18n.ts.showOnRemote }}</a></div>
 </template>
 
 <script lang="ts" setup>
diff --git a/packages/frontend/src/components/MkSignupDialog.form.vue b/packages/frontend/src/components/MkSignupDialog.form.vue
index 13c4974a9e..0018cf15f0 100644
--- a/packages/frontend/src/components/MkSignupDialog.form.vue
+++ b/packages/frontend/src/components/MkSignupDialog.form.vue
@@ -19,14 +19,14 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<template #prefix>@</template>
 				<template #suffix>@{{ host }}</template>
 				<template #caption>
-					<div><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.cannotBeChangedLater }}</div>
+					<div><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.cannotBeChangedLater }}</div>
 					<span v-if="usernameState === 'wait'" style="color:#999"><MkLoading :em="true"/> {{ i18n.ts.checking }}</span>
 					<span v-else-if="usernameState === 'ok'" style="color: var(--success)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.available }}</span>
-					<span v-else-if="usernameState === 'unavailable'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.unavailable }}</span>
-					<span v-else-if="usernameState === 'error'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.error }}</span>
-					<span v-else-if="usernameState === 'invalid-format'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.usernameInvalidFormat }}</span>
-					<span v-else-if="usernameState === 'min-range'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.tooShort }}</span>
-					<span v-else-if="usernameState === 'max-range'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.tooLong }}</span>
+					<span v-else-if="usernameState === 'unavailable'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.unavailable }}</span>
+					<span v-else-if="usernameState === 'error'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.error }}</span>
+					<span v-else-if="usernameState === 'invalid-format'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.usernameInvalidFormat }}</span>
+					<span v-else-if="usernameState === 'min-range'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.tooShort }}</span>
+					<span v-else-if="usernameState === 'max-range'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.tooLong }}</span>
 				</template>
 			</MkInput>
 			<MkInput v-if="instance.emailRequiredForSignup" v-model="email" :debounce="true" type="email" :spellcheck="false" required data-cy-signup-email @update:modelValue="onChangeEmail">
@@ -35,21 +35,21 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<template #caption>
 					<span v-if="emailState === 'wait'" style="color:#999"><MkLoading :em="true"/> {{ i18n.ts.checking }}</span>
 					<span v-else-if="emailState === 'ok'" style="color: var(--success)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.available }}</span>
-					<span v-else-if="emailState === 'unavailable:used'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.used }}</span>
-					<span v-else-if="emailState === 'unavailable:format'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.format }}</span>
-					<span v-else-if="emailState === 'unavailable:disposable'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.disposable }}</span>
-					<span v-else-if="emailState === 'unavailable:banned'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.banned }}</span>
-					<span v-else-if="emailState === 'unavailable:mx'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.mx }}</span>
-					<span v-else-if="emailState === 'unavailable:smtp'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts._emailUnavailable.smtp }}</span>
-					<span v-else-if="emailState === 'unavailable'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.unavailable }}</span>
-					<span v-else-if="emailState === 'error'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.error }}</span>
+					<span v-else-if="emailState === 'unavailable:used'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.used }}</span>
+					<span v-else-if="emailState === 'unavailable:format'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.format }}</span>
+					<span v-else-if="emailState === 'unavailable:disposable'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.disposable }}</span>
+					<span v-else-if="emailState === 'unavailable:banned'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.banned }}</span>
+					<span v-else-if="emailState === 'unavailable:mx'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.mx }}</span>
+					<span v-else-if="emailState === 'unavailable:smtp'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts._emailUnavailable.smtp }}</span>
+					<span v-else-if="emailState === 'unavailable'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.unavailable }}</span>
+					<span v-else-if="emailState === 'error'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.error }}</span>
 				</template>
 			</MkInput>
 			<MkInput v-model="password" type="password" autocomplete="new-password" required data-cy-signup-password @update:modelValue="onChangePassword">
 				<template #label>{{ i18n.ts.password }}</template>
 				<template #prefix><i class="ti ti-lock"></i></template>
 				<template #caption>
-					<span v-if="passwordStrength == 'low'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.weakPassword }}</span>
+					<span v-if="passwordStrength == 'low'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.weakPassword }}</span>
 					<span v-if="passwordStrength == 'medium'" style="color: var(--warn)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.normalPassword }}</span>
 					<span v-if="passwordStrength == 'high'" style="color: var(--success)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.strongPassword }}</span>
 				</template>
@@ -59,7 +59,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<template #prefix><i class="ti ti-lock"></i></template>
 				<template #caption>
 					<span v-if="passwordRetypeState == 'match'" style="color: var(--success)"><i class="ti ti-check ti-fw"></i> {{ i18n.ts.passwordMatched }}</span>
-					<span v-if="passwordRetypeState == 'not-match'" style="color: var(--error)"><i class="ph-warning ph-bold ph-lg ti-fw"></i> {{ i18n.ts.passwordNotMatched }}</span>
+					<span v-if="passwordRetypeState == 'not-match'" style="color: var(--error)"><i class="ti ti-alert-triangle ti-fw"></i> {{ i18n.ts.passwordNotMatched }}</span>
 				</template>
 			</MkInput>
 			<MkInput v-if="instance.approvalRequiredForSignup" v-model="reason" type="text" :spellcheck="false" required data-cy-signup-reason>
diff --git a/packages/frontend/src/components/MkUserAnnouncementEditDialog.vue b/packages/frontend/src/components/MkUserAnnouncementEditDialog.vue
index e1517fc2fe..1804421ff3 100644
--- a/packages/frontend/src/components/MkUserAnnouncementEditDialog.vue
+++ b/packages/frontend/src/components/MkUserAnnouncementEditDialog.vue
@@ -25,7 +25,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<MkRadios v-model="icon">
 					<template #label>{{ i18n.ts.icon }}</template>
 					<option value="info"><i class="ph-info ph-bold ph-lg"></i></option>
-					<option value="warning"><i class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i></option>
+					<option value="warning"><i class="ti ti-alert-triangle" style="color: var(--warn);"></i></option>
 					<option value="error"><i class="ti ti-circle-x" style="color: var(--error);"></i></option>
 					<option value="success"><i class="ti ti-check" style="color: var(--success);"></i></option>
 				</MkRadios>
diff --git a/packages/frontend/src/components/form/suspense.vue b/packages/frontend/src/components/form/suspense.vue
index 54566dc135..f6036a2680 100644
--- a/packages/frontend/src/components/form/suspense.vue
+++ b/packages/frontend/src/components/form/suspense.vue
@@ -12,7 +12,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 </div>
 <div v-else>
 	<div :class="$style.error">
-		<div><i class="ph-warning ph-bold ph-lg"></i> {{ i18n.ts.somethingHappened }}</div>
+		<div><i class="ti ti-alert-triangle"></i> {{ i18n.ts.somethingHappened }}</div>
 		<MkButton inline style="margin-top: 16px;" @click="retry"><i class="ph-arrow-clockwise ph-bold ph-lg"></i> {{ i18n.ts.retry }}</MkButton>
 	</div>
 </div>
diff --git a/packages/frontend/src/components/global/MkError.vue b/packages/frontend/src/components/global/MkError.vue
index 2976cd7be8..64c828ba4a 100644
--- a/packages/frontend/src/components/global/MkError.vue
+++ b/packages/frontend/src/components/global/MkError.vue
@@ -7,7 +7,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <Transition :name="defaultStore.state.animation ? '_transition_zoom' : ''" appear>
 	<div :class="$style.root">
 		<img :class="$style.img" :src="serverErrorImageUrl" class="_ghost"/>
-		<p :class="$style.text"><i class="ph-warning ph-bold ph-lg"></i> {{ i18n.ts.somethingHappened }}</p>
+		<p :class="$style.text"><i class="ti ti-alert-triangle"></i> {{ i18n.ts.somethingHappened }}</p>
 		<MkButton :class="$style.button" @click="() => emit('retry')">{{ i18n.ts.retry }}</MkButton>
 	</div>
 </Transition>
diff --git a/packages/frontend/src/pages/_error_.vue b/packages/frontend/src/pages/_error_.vue
index 6b1eff5bcb..dbc113a766 100644
--- a/packages/frontend/src/pages/_error_.vue
+++ b/packages/frontend/src/pages/_error_.vue
@@ -9,7 +9,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	<div v-show="loaded" :class="$style.root">
 		<img :src="serverErrorImageUrl" class="_ghost" :class="$style.img"/>
 		<div class="_gaps">
-			<div><b><i class="ph-warning ph-bold ph-lg"></i> {{ i18n.ts.pageLoadError }}</b></div>
+			<div><b><i class="ti ti-alert-triangle"></i> {{ i18n.ts.pageLoadError }}</b></div>
 			<div v-if="meta && (version === meta.version)">{{ i18n.ts.pageLoadErrorDescription }}</div>
 			<div v-else-if="serverIsDead">{{ i18n.ts.serverIsDead }}</div>
 			<template v-else>
@@ -69,7 +69,7 @@ const headerTabs = computed(() => []);
 
 definePageMetadata(() => ({
 	title: i18n.ts.error,
-	icon: 'ph-warning ph-bold ph-lg',
+	icon: 'ti ti-alert-triangle',
 }));
 </script>
 
diff --git a/packages/frontend/src/pages/admin-user.vue b/packages/frontend/src/pages/admin-user.vue
index f3fe830401..eb246d1f21 100644
--- a/packages/frontend/src/pages/admin-user.vue
+++ b/packages/frontend/src/pages/admin-user.vue
@@ -146,7 +146,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<div v-for="announcement in items" :key="announcement.id" v-panel :class="$style.announcementItem" @click="editAnnouncement(announcement)">
 								<span style="margin-right: 0.5em;">
 									<i v-if="announcement.icon === 'info'" class="ph-info ph-bold ph-lg"></i>
-									<i v-else-if="announcement.icon === 'warning'" class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i>
+									<i v-else-if="announcement.icon === 'warning'" class="ti ti-alert-triangle" style="color: var(--warn);"></i>
 									<i v-else-if="announcement.icon === 'error'" class="ti ti-circle-x" style="color: var(--error);"></i>
 									<i v-else-if="announcement.icon === 'success'" class="ti ti-check" style="color: var(--success);"></i>
 								</span>
diff --git a/packages/frontend/src/pages/admin/announcements.vue b/packages/frontend/src/pages/admin/announcements.vue
index 2463c059b8..cc3a66c091 100644
--- a/packages/frontend/src/pages/admin/announcements.vue
+++ b/packages/frontend/src/pages/admin/announcements.vue
@@ -15,7 +15,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 				<template #label>{{ announcement.title }}</template>
 				<template #icon>
 					<i v-if="announcement.icon === 'info'" class="ph-info ph-bold ph-lg"></i>
-					<i v-else-if="announcement.icon === 'warning'" class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i>
+					<i v-else-if="announcement.icon === 'warning'" class="ti ti-alert-triangle" style="color: var(--warn);"></i>
 					<i v-else-if="announcement.icon === 'error'" class="ti ti-circle-x" style="color: var(--error);"></i>
 					<i v-else-if="announcement.icon === 'success'" class="ti ti-check" style="color: var(--success);"></i>
 				</template>
@@ -34,7 +34,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 					<MkRadios v-model="announcement.icon">
 						<template #label>{{ i18n.ts.icon }}</template>
 						<option value="info"><i class="ph-info ph-bold ph-lg"></i></option>
-						<option value="warning"><i class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i></option>
+						<option value="warning"><i class="ti ti-alert-triangle" style="color: var(--warn);"></i></option>
 						<option value="error"><i class="ti ti-circle-x" style="color: var(--error);"></i></option>
 						<option value="success"><i class="ti ti-check" style="color: var(--success);"></i></option>
 					</MkRadios>
diff --git a/packages/frontend/src/pages/admin/queue.chart.vue b/packages/frontend/src/pages/admin/queue.chart.vue
index f7b4b27a68..8d3fe35320 100644
--- a/packages/frontend/src/pages/admin/queue.chart.vue
+++ b/packages/frontend/src/pages/admin/queue.chart.vue
@@ -30,7 +30,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</div>
 	</div>
 	<MkFolder :defaultOpen="true" :max-height="250">
-		<template #icon><i class="ph-warning ph-bold ph-lg"></i></template>
+		<template #icon><i class="ti ti-alert-triangle"></i></template>
 		<template #label>Errored instances</template>
 		<template #suffix>({{ number(jobs.reduce((a, b) => a + b[1], 0)) }} jobs)</template>
 
diff --git a/packages/frontend/src/pages/announcements.vue b/packages/frontend/src/pages/announcements.vue
index c4b564e010..1bb5dba94e 100644
--- a/packages/frontend/src/pages/announcements.vue
+++ b/packages/frontend/src/pages/announcements.vue
@@ -17,7 +17,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<span v-if="$i && !announcement.silence && !announcement.isRead" style="margin-right: 0.5em;">🆕</span>
 							<span style="margin-right: 0.5em;">
 								<i v-if="announcement.icon === 'info'" class="ph-info ph-bold ph-lg"></i>
-								<i v-else-if="announcement.icon === 'warning'" class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i>
+								<i v-else-if="announcement.icon === 'warning'" class="ti ti-alert-triangle" style="color: var(--warn);"></i>
 								<i v-else-if="announcement.icon === 'error'" class="ti ti-circle-x" style="color: var(--error);"></i>
 								<i v-else-if="announcement.icon === 'success'" class="ti ti-check" style="color: var(--success);"></i>
 							</span>
diff --git a/packages/frontend/src/pages/invite.vue b/packages/frontend/src/pages/invite.vue
index b8c006eb77..45864d37ff 100644
--- a/packages/frontend/src/pages/invite.vue
+++ b/packages/frontend/src/pages/invite.vue
@@ -12,7 +12,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div :class="$style.root">
 			<img :class="$style.img" :src="serverErrorImageUrl" class="_ghost"/>
 			<div :class="$style.text">
-				<i class="ph-warning ph-bold ph-lg"></i>
+				<i class="ti ti-alert-triangle"></i>
 				{{ i18n.ts.nothing }}
 			</div>
 		</div>
diff --git a/packages/frontend/src/pages/list.vue b/packages/frontend/src/pages/list.vue
index 077ad4ec29..870bc47e93 100644
--- a/packages/frontend/src/pages/list.vue
+++ b/packages/frontend/src/pages/list.vue
@@ -10,7 +10,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div :class="$style.root">
 			<img :class="$style.img" :src="serverErrorImageUrl" class="_ghost"/>
 			<p :class="$style.text">
-				<i class="ph-warning ph-bold ph-lg"></i>
+				<i class="ti ti-alert-triangle"></i>
 				{{ i18n.ts.nothing }}
 			</p>
 		</div>
diff --git a/packages/frontend/src/pages/not-found.vue b/packages/frontend/src/pages/not-found.vue
index 6f69f9285d..93a792c42f 100644
--- a/packages/frontend/src/pages/not-found.vue
+++ b/packages/frontend/src/pages/not-found.vue
@@ -33,6 +33,6 @@ const headerTabs = computed(() => []);
 
 definePageMetadata(() => ({
 	title: i18n.ts.notFound,
-	icon: 'ph-warning ph-bold ph-lg',
+	icon: 'ti ti-alert-triangle',
 }));
 </script>
diff --git a/packages/frontend/src/pages/role.vue b/packages/frontend/src/pages/role.vue
index e3be1c3282..9c497583b5 100644
--- a/packages/frontend/src/pages/role.vue
+++ b/packages/frontend/src/pages/role.vue
@@ -10,7 +10,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		<div :class="$style.root">
 			<img :class="$style.img" :src="serverErrorImageUrl" class="_ghost"/>
 			<p :class="$style.text">
-				<i class="ph-warning ph-bold ph-lg"></i>
+				<i class="ti ti-alert-triangle"></i>
 				{{ error }}
 			</p>
 		</div>
diff --git a/packages/frontend/src/pages/settings/other.vue b/packages/frontend/src/pages/settings/other.vue
index e2a71d3d80..80a58f0ee3 100644
--- a/packages/frontend/src/pages/settings/other.vue
+++ b/packages/frontend/src/pages/settings/other.vue
@@ -46,7 +46,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 			</MkFolder>
 
 			<MkFolder>
-				<template #icon><i class="ph-warning ph-bold ph-lg"></i></template>
+				<template #icon><i class="ti ti-alert-triangle"></i></template>
 				<template #label>{{ i18n.ts.closeAccount }}</template>
 
 				<div class="_gaps_m">
diff --git a/packages/frontend/src/pages/settings/webhook.vue b/packages/frontend/src/pages/settings/webhook.vue
index 403b159aab..6e533f32f5 100644
--- a/packages/frontend/src/pages/settings/webhook.vue
+++ b/packages/frontend/src/pages/settings/webhook.vue
@@ -18,7 +18,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 							<i v-if="webhook.active === false" class="ph-pause ph-bold ph-lg"></i>
 							<i v-else-if="webhook.latestStatus === null" class="ph-circle ph-bold ph-lg"></i>
 							<i v-else-if="[200, 201, 204].includes(webhook.latestStatus)" class="ti ti-check" :style="{ color: 'var(--success)' }"></i>
-							<i v-else class="ph-warning ph-bold ph-lg" :style="{ color: 'var(--error)' }"></i>
+							<i v-else class="ti ti-alert-triangle" :style="{ color: 'var(--error)' }"></i>
 						</template>
 						{{ webhook.name || webhook.url }}
 						<template #suffix>
diff --git a/packages/frontend/src/ui/_common_/announcements.vue b/packages/frontend/src/ui/_common_/announcements.vue
index 9525af3bb7..ba7df1b927 100644
--- a/packages/frontend/src/ui/_common_/announcements.vue
+++ b/packages/frontend/src/ui/_common_/announcements.vue
@@ -13,7 +13,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 	>
 		<span :class="$style.icon">
 			<i v-if="announcement.icon === 'info'" class="ph-info ph-bold ph-lg"></i>
-			<i v-else-if="announcement.icon === 'warning'" class="ph-warning ph-bold ph-lg" style="color: var(--warn);"></i>
+			<i v-else-if="announcement.icon === 'warning'" class="ti ti-alert-triangle" style="color: var(--warn);"></i>
 			<i v-else-if="announcement.icon === 'error'" class="ti ti-circle-x" style="color: var(--error);"></i>
 			<i v-else-if="announcement.icon === 'success'" class="ti ti-check" style="color: var(--success);"></i>
 		</span>
diff --git a/packages/frontend/src/ui/_common_/stream-indicator.vue b/packages/frontend/src/ui/_common_/stream-indicator.vue
index 968c3969bb..ad93b7e61c 100644
--- a/packages/frontend/src/ui/_common_/stream-indicator.vue
+++ b/packages/frontend/src/ui/_common_/stream-indicator.vue
@@ -5,7 +5,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 
 <template>
 <div v-if="hasDisconnected && defaultStore.state.serverDisconnectedBehavior === 'quiet'" :class="$style.root" class="_panel _shadow" @click="resetDisconnected">
-	<div><i class="ph-warning ph-bold ph-lg"></i> {{ i18n.ts.disconnectedFromServer }}</div>
+	<div><i class="ti ti-alert-triangle"></i> {{ i18n.ts.disconnectedFromServer }}</div>
 	<div :class="$style.command" class="_buttons">
 		<MkButton small primary @click="reload">{{ i18n.ts.reload }}</MkButton>
 		<MkButton small>{{ i18n.ts.doNothing }}</MkButton>
diff --git a/packages/frontend/src/widgets/WidgetJobQueue.vue b/packages/frontend/src/widgets/WidgetJobQueue.vue
index b3e364a6d7..edf6622a13 100644
--- a/packages/frontend/src/widgets/WidgetJobQueue.vue
+++ b/packages/frontend/src/widgets/WidgetJobQueue.vue
@@ -6,7 +6,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 <template>
 <div data-cy-mkw-jobQueue class="mkw-jobQueue _monospace" :class="{ _panel: !widgetProps.transparent }">
 	<div class="inbox">
-		<div class="label">Inbox queue<i v-if="current.inbox.waiting > 0" class="ph-warning ph-bold ph-lg icon"></i></div>
+		<div class="label">Inbox queue<i v-if="current.inbox.waiting > 0" class="ti ti-alert-triangle icon"></i></div>
 		<div class="values">
 			<div>
 				<div>Process</div>
@@ -27,7 +27,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 		</div>
 	</div>
 	<div class="deliver">
-		<div class="label">Deliver queue<i v-if="current.deliver.waiting > 0" class="ph-warning ph-bold ph-lg icon"></i></div>
+		<div class="label">Deliver queue<i v-if="current.deliver.waiting > 0" class="ti ti-alert-triangle icon"></i></div>
 		<div class="values">
 			<div>
 				<div>Process</div>
diff --git a/packages/frontend/vite.config.ts b/packages/frontend/vite.config.ts
index 4c98cd5dc0..0824f1645f 100644
--- a/packages/frontend/vite.config.ts
+++ b/packages/frontend/vite.config.ts
@@ -111,6 +111,7 @@ export function getConfig(): UserConfig {
 					'ti ti-eye-off': 'ti ti-eye-exclamation',
 					'ti ti-eye-exclamation': 'ph-eye-slash ph-bold ph-lg',
 					'ti ti-lock': 'ph-lock ph-bold ph-lg',
+					'ti ti-alert-triangle': 'ph-warning ph-bold ph-lg',
 				},
 			}),
 			...process.env.NODE_ENV === 'production'