diff --git a/CHANGELOG.md b/CHANGELOG.md
index f7a9e4d597c..34e9d833cdf 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -672,7 +672,7 @@ Released with 1.0.0-beta.37 code base.
 
   - `transaction.type` is now formatted to a hex string before being send to provider (#5979)
   - When sending a transaction, if `transaction.type === '0x1' && transaction.accessList === undefined`, then `transaction.accessList` is set to `[]` (#5979)
-
+  - Removed an unnecessary `chainId` parameter from `toChecksumAddress()` function types (#5888)
 ### Added
 -   Added support for `getPastEvents` method to filter `allEvents` and specific event (#6015)
 
diff --git a/packages/web3-utils/types/index.d.ts b/packages/web3-utils/types/index.d.ts
index a49c3daccf6..825e8031b8f 100644
--- a/packages/web3-utils/types/index.d.ts
+++ b/packages/web3-utils/types/index.d.ts
@@ -80,7 +80,7 @@ export function hexToAscii(string: string): string;
 export function toAscii(string: string): string;
 export function bytesToHex(bytes: number[]): string;
 export function numberToHex(value: number | string | BN): string;
-export function checkAddressChecksum(address: string, chainId?: number): boolean;
+export function checkAddressChecksum(address: string): boolean;
 export function fromAscii(string: string): string;
 export function fromDecimal(value: string | number): string;
 export function fromUtf8(string: string): string;
@@ -100,7 +100,7 @@ export function sha3Raw(value: string | BN | Buffer): string;
 export function randomHex(bytesSize: number): string;
 export function utf8ToHex(string: string): string;
 export function stringToHex(string: string): string;
-export function toChecksumAddress(address: string, chainId?: number): string;
+export function toChecksumAddress(address: string): string;
 export function toDecimal(hex: Hex): number;
 export function toHex(value: number | string | BN): string;
 export function toUtf8(string: string): string;
@@ -157,7 +157,7 @@ export interface Utils {
     randomHex(bytesSize: number): string;
     utf8ToHex(string: string): string;
     stringToHex(string: string): string;
-    toChecksumAddress(address: string, chainId?: number): string;
+    toChecksumAddress(address: string): string;
     toDecimal(hex: Hex): number;
     toHex(value: number | string | BN): string;
     toUtf8(string: string): string;
diff --git a/packages/web3-utils/types/tests/to-check-sum-address-test.ts b/packages/web3-utils/types/tests/to-check-sum-address-test.ts
index a43aa7a8f80..6fe37fb577f 100644
--- a/packages/web3-utils/types/tests/to-check-sum-address-test.ts
+++ b/packages/web3-utils/types/tests/to-check-sum-address-test.ts
@@ -25,10 +25,6 @@ import {toChecksumAddress} from 'web3-utils';
 
 // $ExpectType string
 toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51');
-// $ExpectType string
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', 31);
-// $ExpectType string
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', undefined);
 
 // $ExpectError
 toChecksumAddress([4]);
@@ -46,15 +42,3 @@ toChecksumAddress(true);
 toChecksumAddress(null);
 // $ExpectError
 toChecksumAddress(undefined);
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', [4]);
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', ['string']);
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', new BN(3));
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', {});
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', true);
-// $ExpectError
-toChecksumAddress('0x8ee7f17bb3f88b01247c21ab6603880b64ae53e811f5e01138822e558cf1ab51', null);