diff --git a/packages/frontend/src/components/MkFileCaptionEditWindow.vue b/packages/frontend/src/components/MkFileCaptionEditWindow.vue
index 28888fb9c..b582b8871 100644
--- a/packages/frontend/src/components/MkFileCaptionEditWindow.vue
+++ b/packages/frontend/src/components/MkFileCaptionEditWindow.vue
@@ -16,7 +16,7 @@ SPDX-License-Identifier: AGPL-3.0-only
 >
 	<template #header>{{ i18n.ts.describeFile }}</template>
 	<MkSpacer :marginMin="20" :marginMax="28">
-		<MkDriveFileThumbnail :file="file" fit="contain" style="height: 100px; margin-bottom: 16px;"/>
+		<MkDriveFileThumbnail :file="file" fit="contain" style="height: 193px; margin-bottom: 16px;"/>
 		<MkTextarea v-model="caption" autofocus :placeholder="i18n.ts.inputNewDescription">
 			<template #label>{{ i18n.ts.caption }}</template>
 		</MkTextarea>