diff --git a/CHANGELOG.md b/CHANGELOG.md
index 7c133c7462d..10245617c76 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -917,6 +917,10 @@ should use 4.0.1-alpha.0 for testing.
 
 -   Use Uuid for the response id, to fix the issue "Responses get mixed up due to conflicting payload IDs" (#5373).
 
+#### web3-validator
+
+-   Fix `isHex`returning `false` for `-123`, fix `isHexStrict` returning `true` for `-0x`, and fix `isHex` returning `true` for empty strings `` (#5373).
+
 ### Removed
 
 #### web3-eth-accounts
diff --git a/packages/web3-validator/CHANGELOG.md b/packages/web3-validator/CHANGELOG.md
index 2f9ef019bdb..519e85a0bc1 100644
--- a/packages/web3-validator/CHANGELOG.md
+++ b/packages/web3-validator/CHANGELOG.md
@@ -42,3 +42,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 -   Removed direct function `toJSON()` in `Web3ValidatorError` class as its available via base class (#5435)
 
 ## [Unreleased]
+
+### Fixed
+
+-   Fix `isHex`returning `false` for `-123`, fix `isHexStrict` returning `true` for `-0x`, and fix `isHex` returning `true` for empty strings `` (#5373).