diff --git a/packages/backend/test/e2e/antennas.ts b/packages/backend/test/e2e/antennas.ts
index e29100c42c..c82b9498cb 100644
--- a/packages/backend/test/e2e/antennas.ts
+++ b/packages/backend/test/e2e/antennas.ts
@@ -235,12 +235,12 @@ describe('アンテナ', () => {
 		await failedApiCall({
 			endpoint: 'antennas/create',
 			parameters: { ...defaultParam, keywords: [[]], excludeKeywords: [[]] },
-			user: alice
+			user: alice,
 		}, {
 			status: 400,
 			code: 'EMPTY_KEYWORD',
-			id: '53ee222e-1ddd-4f9a-92e5-9fb82ddb463a'
-		})
+			id: '53ee222e-1ddd-4f9a-92e5-9fb82ddb463a',
+		});
 	});
 	//#endregion
 	//#region 更新(antennas/update)
@@ -274,12 +274,12 @@ describe('アンテナ', () => {
 		await failedApiCall({
 			endpoint: 'antennas/update',
 			parameters: { ...defaultParam, antennaId: antenna.id, keywords: [[]], excludeKeywords: [[]] },
-			user: alice
+			user: alice,
 		}, {
 			status: 400,
 			code: 'EMPTY_KEYWORD',
-			id: '721aaff6-4e1b-4d88-8de6-877fae9f68c4'
-		})
+			id: '721aaff6-4e1b-4d88-8de6-877fae9f68c4',
+		});
 	});
 
 	//#endregion
diff --git a/packages/frontend-embed/src/pages/not-found.vue b/packages/frontend-embed/src/pages/not-found.vue
index bbb03b4e64..30b41357ae 100644
--- a/packages/frontend-embed/src/pages/not-found.vue
+++ b/packages/frontend-embed/src/pages/not-found.vue
@@ -20,5 +20,5 @@ import { i18n } from '@/i18n.js';
 
 const serverMetadata = inject(DI.serverMetadata)!;
 
-const notFoundImageUrl = computed(() => serverMetadata?.notFoundImageUrl ?? DEFAULT_NOT_FOUND_IMAGE_URL);
+const notFoundImageUrl = computed(() => serverMetadata.notFoundImageUrl ?? DEFAULT_NOT_FOUND_IMAGE_URL);
 </script>
diff --git a/packages/frontend/src/pages/scratchpad.vue b/packages/frontend/src/pages/scratchpad.vue
index 897ff6acdf..cd9860f8e5 100644
--- a/packages/frontend/src/pages/scratchpad.vue
+++ b/packages/frontend/src/pages/scratchpad.vue
@@ -95,7 +95,7 @@ function stringifyUiProps(uiProps) {
 	return JSON.stringify(
 		{ ...uiProps, type: undefined, id: undefined },
 		(k, v) => typeof v === 'function' ? '<function>' : v,
-		2
+		2,
 	);
 }