diff --git a/src/lib/users.js b/src/lib/users.js
index 23a959d..ca196f8 100644
--- a/src/lib/users.js
+++ b/src/lib/users.js
@@ -11,6 +11,29 @@ module.exports.getCommonGuilds = async (client, userId) => await client.guilds.c
 	return !!member;
 });
 
+/**
+ * @param {import("discord.js").Guild} guild
+ * @returns {Promise<string[]>}
+ */
+const updateStaffRoles = async guild => {
+	const { categories } = await guild.client.prisma.guild.findUnique({
+		select: { categories: { select: { staffRoles: true } } },
+		where: { id: guild.id },
+	});
+	const staffRoles = [
+		...new Set(
+			categories.reduce((acc, c) => {
+				acc.push(...c.staffRoles);
+				return acc;
+			}, []),
+		),
+	];
+	await guild.client.keyv.set(`cache/guild-staff:${guild.id}`, staffRoles);
+	return staffRoles;
+};
+
+module.exports.updateStaffRoles = updateStaffRoles;
+
 /**
  *
  * @param {import("discord.js").Guild} guild
@@ -20,12 +43,9 @@ module.exports.getCommonGuilds = async (client, userId) => await client.guilds.c
 module.exports.isStaff = async (guild, userId) => {
 	/** @type {import("client")} */
 	const client = guild.client;
-	if (guild.client.supers.includes(userId)) return true;
-	const guildMember = await guild.members.fetch(userId);
-	if (guildMember?.permissions.has(PermissionsBitField.Flags.ManageGuild)) return true;
-	const { categories } = await client.prisma.guild.findUnique({
-		select: { categories: true },
-		where: { id: guild.id },
-	});
-	return categories.some(cat => cat.roles.some(r => guildMember.roles.cache.has(r)));
+	if (client.supers.includes(userId)) return true;
+	const guildMember = guild.members.cache.get(userId) || await guild.members.fetch(userId);
+	if (guildMember.permissions.has(PermissionsBitField.Flags.ManageGuild)) return true;
+	const staffRoles = await client.keyv.get(`cache/guild-staff:${guild.id}`) || await updateStaffRoles(guild);
+	return staffRoles.some(r => guildMember.roles.cache.has(r));
 };
\ No newline at end of file
diff --git a/src/routes/api/admin/guilds/[guild]/categories/[category]/index.js b/src/routes/api/admin/guilds/[guild]/categories/[category]/index.js
index 29fe1a7..3493c1e 100644
--- a/src/routes/api/admin/guilds/[guild]/categories/[category]/index.js
+++ b/src/routes/api/admin/guilds/[guild]/categories/[category]/index.js
@@ -1,16 +1,19 @@
 const { logAdminEvent } = require('../../../../../../../lib/logging');
+const { updateStaffRoles } = require('../../../../../../../lib/users');
 const { randomUUID } = require('crypto');
 
 module.exports.delete = fastify => ({
 	handler: async (req, res) => {
 		/** @type {import('client')} */
 		const client = res.context.config.client;
-		const guildId = req.params.guild;
+		const guild = client.guilds.cache.get(req.params.guild);
 		const categoryId = Number(req.params.category);
 		const original = categoryId && await client.prisma.category.findUnique({ where: { id: categoryId } });
-		if (!original || original.guildId !== guildId) return res.status(404).send(new Error('Not Found'));
+		if (!original || original.guildId !== guild.id) return res.status(404).send(new Error('Not Found'));
 		const category = await client.prisma.category.delete({ where: { id: categoryId } });
 
+		await updateStaffRoles(guild);
+
 		logAdminEvent(client, {
 			action: 'delete',
 			guildId: req.params.guild,
@@ -137,6 +140,8 @@ module.exports.patch = fastify => ({
 			where: { id: categoryId },
 		});
 
+		await updateStaffRoles(guild);
+
 		logAdminEvent(client, {
 			action: 'update',
 			diff: {
diff --git a/src/routes/api/admin/guilds/[guild]/categories/index.js b/src/routes/api/admin/guilds/[guild]/categories/index.js
index 254a8d5..f92072a 100644
--- a/src/routes/api/admin/guilds/[guild]/categories/index.js
+++ b/src/routes/api/admin/guilds/[guild]/categories/index.js
@@ -1,4 +1,5 @@
 const { logAdminEvent } = require('../../../../../../lib/logging');
+const { updateStaffRoles } = require('../../../../../../lib/users');
 const emoji = require('node-emoji');
 const { ChannelType: { GuildCategory } } = require('discord.js');
 const ms = require('ms');
@@ -93,6 +94,8 @@ module.exports.post = fastify => ({
 			},
 		});
 
+		await updateStaffRoles(guild);
+
 		logAdminEvent(client, {
 			action: 'create',
 			guildId: guild.id,