diff --git a/src/types.ts b/src/types.ts
index 51e188948..df2bd7268 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -3970,11 +3970,11 @@ export type FilterEnum<Values, ToExclude> = Values extends []
 
 export type typecast<A, T> = A extends T ? A : never;
 
-function createZodEnum<U extends string, T extends Readonly<[U, ...U[]]>>(
+function createZodEnum<U extends string, T extends Readonly<[U, ...U[]]>=Readonly<[U, ...U[]]>>(
   values: T,
   params?: RawCreateParams
 ): ZodEnum<Writeable<T>>;
-function createZodEnum<U extends string, T extends [U, ...U[]]>(
+function createZodEnum<U extends string, T extends [U, ...U[]]=[U, ...U[]]>(
   values: T,
   params?: RawCreateParams
 ): ZodEnum<T>;