diff --git a/CHANGELOG.md b/CHANGELOG.md
index a517c8a..87e1cef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ This project adheres to [Semantic Versioning](https://semver.org/).
 The format of this change log follows the advice given at [Keep a CHANGELOG](https://keepachangelog.com).
 
 ## [Unreleased]
+### Changed
+- Update composer dependencies to current versions, notably `PHP_CodeSniffer` (3.10.1) and `PHPCompatibility` (96072c30).
 
 ## [v3.4.6] - 2024-04-03
 ### Fixed
diff --git a/composer.json b/composer.json
index db93c2d..d1aad44 100644
--- a/composer.json
+++ b/composer.json
@@ -25,9 +25,9 @@
         "php": ">=7.4.0",
         "ext-json": "*",
         "dealerdirect/phpcodesniffer-composer-installer": "^1.0.0",
-        "squizlabs/php_codesniffer": "^3.9.0",
+        "squizlabs/php_codesniffer": "^3.10.1",
         "phpcsstandards/phpcsextra": "^1.2.1",
-        "phpcompatibility/php-compatibility": "dev-develop#e5cd2e24"
+        "phpcompatibility/php-compatibility": "dev-develop#96072c30"
     },
     "config": {
         "allow-plugins": {