diff --git a/packages/backend/src/server/api/endpoints/drive/folders.ts b/packages/backend/src/server/api/endpoints/drive/folders.ts
index 1245706b0d..525cb8c5d6 100644
--- a/packages/backend/src/server/api/endpoints/drive/folders.ts
+++ b/packages/backend/src/server/api/endpoints/drive/folders.ts
@@ -42,7 +42,7 @@ export const paramDef = {
 		sinceId: { type: 'string', format: 'misskey:id' },
 		untilId: { type: 'string', format: 'misskey:id' },
 		folderId: { type: 'string', format: 'misskey:id', nullable: true, default: null },
-		searchQuery: { type: 'string', default: '' }
+		searchQuery: { type: 'string', default: '' },
 	},
 	required: [],
 } as const;