diff --git a/src/util/util/extensions/Object.test.ts b/src/util/util/extensions/Object.test.ts
index 570b80249..1bcd487e8 100644
--- a/src/util/util/extensions/Object.test.ts
+++ b/src/util/util/extensions/Object.test.ts
@@ -5,19 +5,6 @@ import { describe, it } from "node:test";
 import assert from "node:assert/strict";
 
 describe("Object extensions", () => {
-	it("forEach", async () => {
-		const obj: { [index:string]: number } = { a: 1, b: 2, c: 3 };
-		const keys: string[] = [];
-		const values: number[] = [];
-		obj.forEach<number>((value, key, _) => {
-			keys.push(key);
-			values.push(value);
-		});
-		console.log(keys, values);
-		assert.deepEqual(keys, ["a", "b", "c"]);
-		assert.deepEqual(values, [1, 2, 3]);
-	});
-
 	it("map", async () => {
 		const obj = { a: 1, b: 2, c: 3 };
 		const result = obj.map((value, key) => `${key}:${value}`);
diff --git a/src/util/util/extensions/Object.ts b/src/util/util/extensions/Object.ts
index bda4ccf21..894fbba31 100644
--- a/src/util/util/extensions/Object.ts
+++ b/src/util/util/extensions/Object.ts
@@ -1,16 +1,9 @@
 declare global {
 	interface Object {
-		forEach<T>(callback: (value: T, key: string, object: { [index: string]: T }) => void): void;
 		map<SV, TV>(callback: (value: SV, key: string, object: { [index: string]: SV }) => TV): { [index: string]: TV };
 	}
 }
 
-export function objectForEach<T>(obj: { [index: string]: T }, callback: (value: T, key: string, object: { [index: string]: T }) => void): void {
-	Object.keys(obj).forEach((key) => {
-		callback(obj[key], key, obj);
-	});
-}
-
 export function objectMap<SV, TV>(srcObj: { [index: string]: SV }, callback: (value: SV, key: string, object: { [index: string]: SV }) => TV): { [index: string]: TV } {
 	if (typeof callback !== "function") throw new TypeError(`${callback} is not a function`);
 	const obj: { [index: string]: TV } = {};
@@ -20,17 +13,6 @@ export function objectMap<SV, TV>(srcObj: { [index: string]: SV }, callback: (va
 	return obj;
 }
 
-if (!Object.prototype.forEach)
-	Object.defineProperty(Object.prototype, "forEach", {
-		// eslint-disable-next-line @typescript-eslint/ban-ts-comment
-		// @ts-expect-error
-		value: function (cb) {
-			return objectForEach(this, cb);
-		},
-		enumerable: false,
-		writable: true,
-	});
-
 if (!Object.prototype.map)
 	Object.defineProperty(Object.prototype, "map", {
 		// eslint-disable-next-line @typescript-eslint/ban-ts-comment