diff --git a/packages/jest-mock/src/index.ts b/packages/jest-mock/src/index.ts index 4d7d3a567664..4015f09a1a16 100644 --- a/packages/jest-mock/src/index.ts +++ b/packages/jest-mock/src/index.ts @@ -940,7 +940,7 @@ class ModuleMockerClass { object: T, methodName: M, ): T[M] extends (...args: any[]) => any - ? SpyInstance<ReturnType<T[M]>, ArgsType<T[M]>> + ? SpyInstance<ReturnType<T[M]>, Parameters<T[M]>> : never; spyOn<T extends {}, M extends NonFunctionPropertyNames<T>>(