diff --git a/packages/brokers/src/brokers/Broker.ts b/packages/brokers/src/brokers/Broker.ts
index 40c31f3b2ba4..2ce6ceaeb4f7 100644
--- a/packages/brokers/src/brokers/Broker.ts
+++ b/packages/brokers/src/brokers/Broker.ts
@@ -34,7 +34,7 @@ export interface BaseBrokerOptions {
 /**
  * Default broker options
  */
-export const DefaultBrokerOptions: Required<BaseBrokerOptions> = {
+export const DefaultBrokerOptions = {
 	name: randomBytes(20).toString('hex'),
 	maxChunk: 10,
 	blockTimeout: 5_000,
@@ -43,7 +43,7 @@ export const DefaultBrokerOptions: Required<BaseBrokerOptions> = {
 		return Buffer.from(encoded.buffer, encoded.byteOffset, encoded.byteLength);
 	},
 	decode: (data): unknown => decode(data),
-};
+} as const satisfies Required<BaseBrokerOptions>;
 
 export type ToEventMap<
 	TRecord extends Record<string, any>,
diff --git a/packages/brokers/src/brokers/redis/RPCRedis.ts b/packages/brokers/src/brokers/redis/RPCRedis.ts
index 5aed520d9762..eb06109bb89e 100644
--- a/packages/brokers/src/brokers/redis/RPCRedis.ts
+++ b/packages/brokers/src/brokers/redis/RPCRedis.ts
@@ -21,10 +21,10 @@ export interface RPCRedisBrokerOptions extends RedisBrokerOptions {
 /**
  * Default values used for the {@link RPCRedisBrokerOptions}
  */
-export const DefaultRPCRedisBrokerOptions: Required<Omit<RPCRedisBrokerOptions, 'redisClient'>> = {
+export const DefaultRPCRedisBrokerOptions = {
 	...DefaultBrokerOptions,
 	timeout: 5_000,
-};
+} as const satisfies Required<Omit<RPCRedisBrokerOptions, 'redisClient'>>;
 
 /**
  * RPC broker powered by Redis
diff --git a/packages/formatters/src/formatters.ts b/packages/formatters/src/formatters.ts
index 9e7a6ea721f2..0fe1eb4030c3 100644
--- a/packages/formatters/src/formatters.ts
+++ b/packages/formatters/src/formatters.ts
@@ -415,7 +415,7 @@ export const TimestampStyles = {
 	 * Relative time format, consisting of a relative duration format, e.g. 2 months ago
 	 */
 	RelativeTime: 'R',
-} as const;
+} as const satisfies Record<string, string>;
 
 /**
  * The possible values, see {@link TimestampStyles} for more information
diff --git a/packages/rest/src/lib/utils/constants.ts b/packages/rest/src/lib/utils/constants.ts
index 2057ae259252..9664242164e1 100644
--- a/packages/rest/src/lib/utils/constants.ts
+++ b/packages/rest/src/lib/utils/constants.ts
@@ -5,7 +5,7 @@ import type { RESTOptions } from '../REST.js';
 
 export const DefaultUserAgent = `DiscordBot (https://discord.js.org, [VI]{{inject}}[/VI])`;
 
-export const DefaultRestOptions: Required<RESTOptions> = {
+export const DefaultRestOptions = {
 	get agent() {
 		return new Agent({
 			connect: {
@@ -28,7 +28,7 @@ export const DefaultRestOptions: Required<RESTOptions> = {
 	hashSweepInterval: 14_400_000, // 4 Hours
 	hashLifetime: 86_400_000, // 24 Hours
 	handlerSweepInterval: 3_600_000, // 1 Hour
-};
+} as const satisfies Required<RESTOptions>;
 
 /**
  * The events that the REST manager emits
@@ -42,9 +42,9 @@ export const enum RESTEvents {
 	Response = 'response',
 }
 
-export const ALLOWED_EXTENSIONS = ['webp', 'png', 'jpg', 'jpeg', 'gif'] as const;
-export const ALLOWED_STICKER_EXTENSIONS = ['png', 'json'] as const;
-export const ALLOWED_SIZES = [16, 32, 64, 128, 256, 512, 1_024, 2_048, 4_096] as const;
+export const ALLOWED_EXTENSIONS = ['webp', 'png', 'jpg', 'jpeg', 'gif'] as const satisfies readonly string[];
+export const ALLOWED_STICKER_EXTENSIONS = ['png', 'json'] as const satisfies readonly string[];
+export const ALLOWED_SIZES = [16, 32, 64, 128, 256, 512, 1_024, 2_048, 4_096] as const satisfies readonly number[];
 
 export type ImageExtension = typeof ALLOWED_EXTENSIONS[number];
 export type StickerExtension = typeof ALLOWED_STICKER_EXTENSIONS[number];
diff --git a/packages/ws/src/utils/constants.ts b/packages/ws/src/utils/constants.ts
index 6dc72c4901a6..1d1457b68362 100644
--- a/packages/ws/src/utils/constants.ts
+++ b/packages/ws/src/utils/constants.ts
@@ -2,7 +2,7 @@ import process from 'node:process';
 import { Collection } from '@discordjs/collection';
 import { lazy } from '@discordjs/util';
 import { APIVersion, GatewayOpcodes } from 'discord-api-types/v10';
-import type { OptionalWebSocketManagerOptions, SessionInfo } from '../ws/WebSocketManager.js';
+import type { SessionInfo, OptionalWebSocketManagerOptions } from '../ws/WebSocketManager.js';
 import type { SendRateLimitState } from '../ws/WebSocketShard.js';
 
 /**
@@ -26,7 +26,7 @@ const getDefaultSessionStore = lazy(() => new Collection<number, SessionInfo | n
 /**
  * Default options used by the manager
  */
-export const DefaultWebSocketManagerOptions: OptionalWebSocketManagerOptions = {
+export const DefaultWebSocketManagerOptions = {
 	shardCount: null,
 	shardIds: null,
 	largeThreshold: null,
@@ -54,7 +54,7 @@ export const DefaultWebSocketManagerOptions: OptionalWebSocketManagerOptions = {
 	handshakeTimeout: 30_000,
 	helloTimeout: 60_000,
 	readyTimeout: 15_000,
-};
+} as const satisfies OptionalWebSocketManagerOptions;
 
 export const ImportantGatewayOpcodes = new Set([
 	GatewayOpcodes.Heartbeat,