diff --git a/src/Resource.ts b/src/Resource.ts
index 28f5b26..ed1d6ea 100644
--- a/src/Resource.ts
+++ b/src/Resource.ts
@@ -2,8 +2,8 @@ import { type ClassTransformOptions, plainToClassFromExist } from "class-transfo
 import validator, { IsNotEmpty, ValidatorOptions } from "class-validator";
 
 export default class Resource {
-    @IsNotEmpty({ message: "UID is required" })
-    public uid!: string;
+    @IsNotEmpty({ groups: ["update"] ,message: "UID is required" })
+    public uid?: string;
     
     public static hydrate<T extends Resource>(from: Partial<T>, options?: ClassTransformOptions) : T {
 		const self: T = new (this as any);