diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 282ff50..f2632a8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -12,13 +12,13 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php-versions: ['8.0', '8.1', '8.2', '8.3','8.4']
+        php-versions: ['8.3','8.4']
         coverage: ['xdebug']
         code-style: ['no']
         code-analysis: ['no']
         rector-check: ['no']
         include:
-          - php-versions: '7.4'
+          - php-versions: '8.2'
             coverage: 'xdebug'
             code-style: 'yes'
             code-analysis: 'yes'
@@ -73,5 +73,5 @@ jobs:
         run: vendor/bin/phpunit --configuration tests/phpunit.xml --coverage-clover clover.xml
 
       - name: Code Coverage
-        uses: codecov/codecov-action@v5
+        uses: codecov/codecov-action@v6
         if: matrix.coverage != 'none'
diff --git a/composer.json b/composer.json
index 244b623..8d450c9 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
     "homepage" : "https://github.com/fruux/sabre-http",
     "license" : "BSD-3-Clause",
     "require" : {
-        "php"          : "^7.4 || ^8.0",
+        "php"          : "^8.2",
         "ext-mbstring" : "*",
         "ext-ctype"    : "*",
         "ext-curl"     : "*",
@@ -18,7 +18,7 @@
         "phpstan/phpstan-phpunit": "^2.0",
         "phpstan/phpstan-strict-rules": "^2.0",
         "phpstan/extension-installer": "^1.4",
-        "phpunit/phpunit" : "^9.6",
+        "phpunit/phpunit" : "^10.5",
         "rector/rector": "^2.4"
     },
     "suggest" : {
@@ -74,6 +74,9 @@
     "config": {
         "allow-plugins": {
             "phpstan/extension-installer": true
+        },
+        "platform": {
+            "php": "8.2"
         }
     }
 }
diff --git a/phpstan-ignore-by-php-version.neon.php b/phpstan-ignore-by-php-version.neon.php
deleted file mode 100644
index 5f58a1c..0000000
--- a/phpstan-ignore-by-php-version.neon.php
+++ /dev/null
@@ -1,18 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-$includes = [];
-if (PHP_VERSION_ID >= 80000) {
-    $includes[] = __DIR__.'/phpstan-ignore-php8.neon';
-} else {
-    $includes[] = __DIR__.'/phpstan-ignore-php74.neon';
-}
-
-$config = [];
-$config['includes'] = $includes;
-
-// overrides config.platform.php in composer.json
-$config['parameters']['phpVersion'] = PHP_VERSION_ID;
-
-return $config;
diff --git a/phpstan-ignore-php74.neon b/phpstan-ignore-php74.neon
deleted file mode 100644
index 041b324..0000000
--- a/phpstan-ignore-php74.neon
+++ /dev/null
@@ -1,6 +0,0 @@
-parameters:
-  ignoreErrors:
-  -
-    message: "#^Left side of || is always false.$#"
-    count: 10
-    path: lib/Client.php
diff --git a/phpstan-ignore-php8.neon b/phpstan-ignore-php8.neon
deleted file mode 100644
index 43b26f0..0000000
--- a/phpstan-ignore-php8.neon
+++ /dev/null
@@ -1,6 +0,0 @@
-parameters:
-  ignoreErrors:
-  -
-    message: "#^Left side of || is always false.$#"
-    count: 23
-    path: lib/Client.php
diff --git a/phpstan.neon b/phpstan.neon
index 64e8b78..97e6a2a 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,6 +1,3 @@
-includes:
-  - phpstan-ignore-by-php-version.neon.php
-
 parameters:
   level: 6
   ignoreErrors:
@@ -20,3 +17,7 @@ parameters:
     message: "#^.* will always evaluate to true\\.$#"
     count: 4
     path: tests/*
+  -
+    message: "#^Left side of || is always false.$#"
+    count: 23
+    path: lib/Client.php
diff --git a/rector.php b/rector.php
index 7cccb12..e89e2cc 100644
--- a/rector.php
+++ b/rector.php
@@ -10,7 +10,7 @@
         __DIR__.'/lib',
         __DIR__.'/tests',
     ])
-    ->withPhpSets(false, false, false, false, true)
+    ->withPhpSets(false, true)
     ->withTypeCoverageLevel(0)
     ->withDeadCodeLevel(0)
     ->withCodeQualityLevel(0);