diff --git a/packages/frontend-embed/@types/global.d.ts b/packages/frontend-embed/@types/global.d.ts
index 15373cbd2d..c8a9bf4323 100644
--- a/packages/frontend-embed/@types/global.d.ts
+++ b/packages/frontend-embed/@types/global.d.ts
@@ -14,6 +14,7 @@ declare const _PERF_PREFIX_: string;
 declare const _DATA_TRANSFER_DRIVE_FILE_: string;
 declare const _DATA_TRANSFER_DRIVE_FOLDER_: string;
 declare const _DATA_TRANSFER_DECK_COLUMN_: string;
+declare const _RUFFLE_VERSION_: string;
 
 // for dev-mode
 declare const _LANGS_FULL_: string[][];
diff --git a/packages/frontend-shared/@types/global.d.ts b/packages/frontend-shared/@types/global.d.ts
index 308515564b..82fb52957b 100644
--- a/packages/frontend-shared/@types/global.d.ts
+++ b/packages/frontend-shared/@types/global.d.ts
@@ -15,6 +15,7 @@ declare const _PERF_PREFIX_: string;
 declare const _DATA_TRANSFER_DRIVE_FILE_: string;
 declare const _DATA_TRANSFER_DRIVE_FOLDER_: string;
 declare const _DATA_TRANSFER_DECK_COLUMN_: string;
+declare const _RUFFLE_VERSION_: string;
 
 // for dev-mode
 declare const _LANGS_FULL_: string[][];
diff --git a/packages/frontend/@types/global.d.ts b/packages/frontend/@types/global.d.ts
index 15373cbd2d..c8a9bf4323 100644
--- a/packages/frontend/@types/global.d.ts
+++ b/packages/frontend/@types/global.d.ts
@@ -14,6 +14,7 @@ declare const _PERF_PREFIX_: string;
 declare const _DATA_TRANSFER_DRIVE_FILE_: string;
 declare const _DATA_TRANSFER_DRIVE_FOLDER_: string;
 declare const _DATA_TRANSFER_DECK_COLUMN_: string;
+declare const _RUFFLE_VERSION_: string;
 
 // for dev-mode
 declare const _LANGS_FULL_: string[][];
diff --git a/packages/frontend/src/components/SkFlashPlayer.vue b/packages/frontend/src/components/SkFlashPlayer.vue
index 4e63dce4bd..243ecd9674 100644
--- a/packages/frontend/src/components/SkFlashPlayer.vue
+++ b/packages/frontend/src/components/SkFlashPlayer.vue
@@ -59,7 +59,6 @@ SPDX-License-Identifier: AGPL-3.0-only
 <script lang="ts" setup>
 import { ref, computed, onDeactivated } from 'vue';
 import * as Misskey from 'misskey-js';
-import packageInfo from '../../package.json';
 import MkEllipsis from '@/components/global/MkEllipsis.vue';
 import MkLoading from '@/components/global/MkLoading.vue';
 import { i18n } from '@/i18n.js';
@@ -110,7 +109,7 @@ async function loadRuffle() {
 
 	window.RufflePlayer.config = {
 		// Options affecting the whole page
-		'publicPath': `https://raw.esm.sh/@ruffle-rs/ruffle@${packageInfo.dependencies['@ruffle-rs/ruffle']}/`,
+		'publicPath': `https://raw.esm.sh/@ruffle-rs/ruffle@${_RUFFLE_VERSION_}/`,
 		'polyfills': false,
 
 		// Options affecting files only
diff --git a/packages/frontend/vite.config.ts b/packages/frontend/vite.config.ts
index cb15eb1fba..a51028c2c4 100644
--- a/packages/frontend/vite.config.ts
+++ b/packages/frontend/vite.config.ts
@@ -134,6 +134,7 @@ export function getConfig(): UserConfig {
 			_DATA_TRANSFER_DECK_COLUMN_: JSON.stringify('mk_deck_column'),
 			__VUE_OPTIONS_API__: true,
 			__VUE_PROD_DEVTOOLS__: false,
+			_RUFFLE_VERSION_: JSON.stringify(packageInfo.dependencies['@ruffle-rs/ruffle'])
 		},
 
 		build: {