diff --git a/typings/index.d.ts b/typings/index.d.ts
index ea8d55e7f..59e7bf515 100644
--- a/typings/index.d.ts
+++ b/typings/index.d.ts
@@ -991,7 +991,7 @@ declare module 'discord.js' {
 
 	export class SnowflakeUtil {
 		public static deconstruct(snowflake: Snowflake): DeconstructedSnowflake;
-		public static generate(): Snowflake;
+		public static generate(timestamp?: number | Date): Snowflake;
 	}
 
 	const VolumeMixin: <T>(base: Constructable<T>) => Constructable<T & VolumeInterface>;