diff --git a/src/api/routes/guilds/#guild_id/roles/#role_id/members.ts b/src/api/routes/guilds/#guild_id/roles/#role_id/members.ts
index 4cfe21b95..d22d14347 100644
--- a/src/api/routes/guilds/#guild_id/roles/#role_id/members.ts
+++ b/src/api/routes/guilds/#guild_id/roles/#role_id/members.ts
@@ -17,45 +17,30 @@
 */
 
 import { Router, Request, Response } from "express";
-import { DiscordApiErrors, Member } from "@spacebar/util";
+import { DiscordApiErrors, Member, arrayPartition } from "@spacebar/util";
 import { route } from "@spacebar/api";
 
 const router = Router({ mergeParams: true });
 
-router.patch(
-	"/",
-	route({ permission: "MANAGE_ROLES" }),
-	async (req: Request, res: Response) => {
-		// Payload is JSON containing a list of member_ids, the new list of members to have the role
-		const { guild_id, role_id } = req.params;
-		const { member_ids } = req.body;
+router.patch("/", route({ permission: "MANAGE_ROLES" }), async (req: Request, res: Response) => {
+	// Payload is JSON containing a list of member_ids, the new list of members to have the role
+	const { guild_id, role_id } = req.params;
+	const { member_ids } = req.body;
 
-		// don't mess with @everyone
-		if (role_id == guild_id) throw DiscordApiErrors.INVALID_ROLE;
+	// don't mess with @everyone
+	if (role_id == guild_id) throw DiscordApiErrors.INVALID_ROLE;
 
-		const members = await Member.find({
-			where: { guild_id },
-			relations: ["roles"],
-		});
+	const members = await Member.find({
+		where: { guild_id },
+		relations: ["roles"],
+	});
 
-		const [add, remove] = members.partition(
-			(member) =>
-				member_ids.includes(member.id) &&
-				!member.roles.map((role) => role.id).includes(role_id),
-		);
+	const [add, remove] = arrayPartition(members, (member) => member_ids.includes(member.id) && !member.roles.map((role) => role.id).includes(role_id));
 
-		// TODO (erkin): have a bulk add/remove function that adds the roles in a single txn
-		await Promise.all([
-			...add.map((member) =>
-				Member.addRole(member.id, guild_id, role_id),
-			),
-			...remove.map((member) =>
-				Member.removeRole(member.id, guild_id, role_id),
-			),
-		]);
+	// TODO (erkin): have a bulk add/remove function that adds the roles in a single txn
+	await Promise.all([...add.map((member) => Member.addRole(member.id, guild_id, role_id)), ...remove.map((member) => Member.removeRole(member.id, guild_id, role_id))]);
 
-		res.sendStatus(204);
-	},
-);
+	res.sendStatus(204);
+});
 
 export default router;
diff --git a/src/gateway/opcodes/LazyRequest.ts b/src/gateway/opcodes/LazyRequest.ts
index bd22bdb09..c3c74990e 100644
--- a/src/gateway/opcodes/LazyRequest.ts
+++ b/src/gateway/opcodes/LazyRequest.ts
@@ -16,7 +16,7 @@
 	along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
 
-import { getDatabase, getPermission, listenEvent, Member, Role, Session, User, Presence, Channel, Permissions } from "@spacebar/util";
+import { getDatabase, getPermission, listenEvent, Member, Role, Session, User, Presence, Channel, Permissions, arrayPartition } from "@spacebar/util";
 import { WebSocket, Payload, handlePresenceUpdate, OPCODES, Send } from "@spacebar/gateway";
 import murmur from "murmurhash-js/murmurhash3_gc";
 import { check } from "./instanceOf";
@@ -98,7 +98,7 @@ async function getMembers(guild_id: string, range: [number, number]) {
 	const offlineItems = [];
 
 	for (const role of member_roles) {
-		const [role_members, other_members] = members.partition((m: Member) => !!m.roles.find((r) => r.id === role.id));
+		const [role_members, other_members] = arrayPartition(members, (m: Member) => !!m.roles.find((r) => r.id === role.id));
 		const group = {
 			count: role_members.length,
 			id: role.id === guild_id ? "online" : role.id,
diff --git a/src/util/util/extensions/Array.ts b/src/util/util/extensions/Array.ts
index 58ec0a1b7..7ed1d1f0d 100644
--- a/src/util/util/extensions/Array.ts
+++ b/src/util/util/extensions/Array.ts
@@ -18,18 +18,11 @@
 
 declare global {
 	interface Array<T> {
-		partition(filter: (elem: T) => boolean): [T[], T[]];
 		remove(item: T): void;
 	}
 }
 
 /* https://stackoverflow.com/a/50636286 */
-export function arrayPartition<T>(array: T[], filter: (elem: T) => boolean): [T[], T[]] {
-	const pass: T[] = [],
-		fail: T[] = [];
-	array.forEach((e) => (filter(e) ? pass : fail).push(e));
-	return [pass, fail];
-}
 
 export function arrayRemove<T>(this: T[], item: T): void {
 	const index = this.indexOf(item);
@@ -39,10 +32,6 @@ export function arrayRemove<T>(this: T[], item: T): void {
 }
 
 // register extensions
-if (!Array.prototype.partition)
-	Array.prototype.partition = function <T>(this: T[], filter: (elem: T) => boolean) {
-		return arrayPartition(this, filter);
-	};
 
 if (!Array.prototype.remove)
 	Array.prototype.remove = function <T>(this: T[], item: T) {