diff --git a/types/es-abstract/test/es5.test.ts b/types/es-abstract/test/es5.test.ts
index 0a913c922de322..4275146c98a413 100644
--- a/types/es-abstract/test/es5.test.ts
+++ b/types/es-abstract/test/es5.test.ts
@@ -2,6 +2,7 @@ import ES5 = require("es-abstract/es5");
 import { expectType } from "./index.test";
 
 declare const any: unknown;
+declare const es5PrimitiveInput: string | number | boolean | object | null | undefined;
 const nullableObject: string | object | null | undefined = Math.random() < 0.5
     ? (Math.random() < 0.5 ? undefined : null)
     : Object("foo");
@@ -27,7 +28,7 @@ ES5.Type([]); // $ExpectType "Object"
 expectType<"String" | "Number" | "Boolean" | "Null" | "Undefined" | "Object" | undefined>(ES5.Type(any));
 expectType<"String" | "Number" | "Boolean" | "Null" | "Undefined" | "Object" | undefined>(ES5.Type<any>(any));
 
-ES5.ToPrimitive(any); // $ExpectType string | number | bigint | boolean | symbol | null | undefined
+expectType<string | number | boolean | null | undefined>(ES5.ToPrimitive(es5PrimitiveInput));
 ES5.ToBoolean(any); // $ExpectType boolean
 ES5.ToNumber(any); // $ExpectType number
 ES5.ToInteger(any); // $ExpectType number