diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index dd5150d..3bded5d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
     if: "!contains(github.event.head_commit.message, '[ci skip]')"
     strategy:
       matrix:
-        php: ['7.2', '7.3', '7.4', '8.0']
+        php: ['7.4', '8.0']
     name: PHP ${{ matrix.php }}
     steps:
     - uses: actions/checkout@v2
diff --git a/composer.json b/composer.json
index ac00399..1d3a44d 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
     "type": "library",
     "license": "LGPL-3.0",
     "require": {
-        "php": "^7.2 || ^8.0"
+        "php": "^7.4 || ^8.0"
     },
     "require-dev": {
         "phpstan/phpstan": "0.12.80",
diff --git a/src/GlobalLogger.php b/src/GlobalLogger.php
index 4a061c7..8dbc014 100644
--- a/src/GlobalLogger.php
+++ b/src/GlobalLogger.php
@@ -27,8 +27,7 @@ private function __construct(){
 		//NOOP
 	}
 
-	/** @var \Logger|null */
-	private static $logger = null;
+	private static ?\Logger $logger = null;
 
 	public static function get() : \Logger{
 		if(self::$logger === null){
diff --git a/src/PrefixedLogger.php b/src/PrefixedLogger.php
index 4b59819..a51667f 100644
--- a/src/PrefixedLogger.php
+++ b/src/PrefixedLogger.php
@@ -19,10 +19,8 @@
 
 class PrefixedLogger extends SimpleLogger{
 
-	/** @var Logger */
-	private $delegate;
-	/** @var string */
-	private $prefix;
+	private Logger $delegate;
+	private string $prefix;
 
 	public function __construct(\Logger $delegate, string $prefix){
 		$this->delegate = $delegate;