diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 9ed1fd0..95f33a1 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -8,7 +8,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: [8.3, 8.2, 8.1, 8.0]
+        php: [8.4, 8.3, 8.2, 8.1, 8.0]
         dependency-version: [prefer-lowest, prefer-stable]
         os: [ubuntu-latest, windows-latest]
 
diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index b661109..062537e 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -41,7 +41,7 @@
         // Comments with annotation should be docblock when used on structural elements.
         'comment_to_phpdoc' => true,
         // Remove extra spaces in a nullable typehint.
-        'compact_nullable_typehint' => true,
+        'compact_nullable_type_declaration' => true,
         // Concatenation should be spaced according configuration.
         'concat_space' => ['spacing'=>'one'],
         // The PHP constants `true`, `false`, and `null` MUST be written using the correct casing.
@@ -111,9 +111,9 @@
         // Add leading `\` before function invocation to speed up resolving.
         'native_function_invocation' => ['include'=>['@all','trans']],
         // Native type hints for functions should use the correct case.
-        'native_function_type_declaration_casing' => true,
-        // All instances created with new keyword must be followed by braces.
-        'new_with_braces' => true,
+        'native_type_declaration_casing' => true,
+        // All instances created with new keyword must be followed by parentheses.
+        'new_with_parentheses' => true,
         // Master functions shall be used instead of aliases.
         'no_alias_functions' => true,
         // Master language constructs shall be used instead of aliases.
@@ -156,8 +156,8 @@
         'no_trailing_whitespace_in_comment' => true,
         // Removes unneeded parentheses around control statements.
         'no_unneeded_control_parentheses' => true,
-        // Removes unneeded curly braces that are superfluous and aren't part of a control structure's body.
-        'no_unneeded_curly_braces' => true,
+        // Removes unneeded braces that are superfluous and aren't part of a control structure's body.
+        'no_unneeded_braces' => true,
         // A `final` class must not have `final` methods and `private` methods must not be `final`.
         'no_unneeded_final_method' => true,
         // In function arguments there must not be arguments with default values before non-default ones.
diff --git a/composer.json b/composer.json
index 6edd148..cd40b64 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
 
   },
   "require": {
-    "php": ">=8.0 <8.4"
+    "php": ">=8.0 <8.5"
   },
   "require-dev": {
     "phpunit/phpunit": ">=9.0",
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
index 56bd7e0..d76da31 100644
--- a/phpunit.xml.dist
+++ b/phpunit.xml.dist
@@ -5,6 +5,11 @@
   processIsolation="false"
   stopOnFailure="false"
   bootstrap="./tests/bootstrap.php"
+  displayDetailsOnTestsThatTriggerDeprecations="true"
+  displayDetailsOnTestsThatTriggerErrors="true"
+  displayDetailsOnTestsThatTriggerNotices="true"
+  displayDetailsOnTestsThatTriggerWarnings="true"
+  backupStaticProperties="false"
   xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd">
   <testsuites>
     <testsuite name="Math Executor tests">