diff --git a/packages/backend/src/server/api/mastodon/endpoints/account.ts b/packages/backend/src/server/api/mastodon/endpoints/account.ts
index f395c5a9c5..a93b1f5962 100644
--- a/packages/backend/src/server/api/mastodon/endpoints/account.ts
+++ b/packages/backend/src/server/api/mastodon/endpoints/account.ts
@@ -98,7 +98,7 @@ export function apiAccountMastodon(router: Router): void {
 			ctx.body = e.response.data;
 		}
 	});
-	router.get<{ Params: { id: string } }>("/v1/accounts/:id", async (ctx) => {
+	router.get<{ Params: { id: string } }>("/v1/accounts/:id(^.*\\d.*$)", async (ctx) => {
 		const BASE_URL = `${ctx.protocol}://${ctx.hostname}`;
 		const accessTokens = ctx.headers.authorization;
 		const client = getClient(BASE_URL, accessTokens);
@@ -304,11 +304,12 @@ export function apiAccountMastodon(router: Router): void {
 		const client = getClient(BASE_URL, accessTokens);
 		let users;
 		try {
-			const idsRaw = ctx.request.body ? ["id[]"] : null;
+			// TODO: this should be body
+			const idsRaw = ctx.request.query ? ["id[]"] : null;
 			const ids = typeof idsRaw === "string" ? [idsRaw] : idsRaw;
 			users = ids;
 			relationshopModel.id = idsRaw?.toString() || "1";
-			if (!(idsRaw && ids)) {
+			if (!idsRaw) {
 				ctx.body = [relationshopModel];
 				return;
 			}