diff --git a/.tool-versions b/.tool-versions
index 81f21cb..d057894 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1 +1 @@
-php 8.3.11
+php 8.3.13
diff --git a/composer.json b/composer.json
index aa6a6a4..1801093 100644
--- a/composer.json
+++ b/composer.json
@@ -13,12 +13,11 @@
     "require": {
         "php": "^7.2 || ^8.0",
         "php-parallel-lint/php-console-highlighter": "^0.3 || ^0.4 || ^0.5 || ^1.0",
-        "phpstan/phpstan": "^0.12 || ^1.0"
+        "phpstan/phpstan": "^0.12 || ^1.0 || ^2.0"
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.4.0",
-        "grifart/phpstan-oneline": "^0.4.2",
-        "phpstan/phpstan-phpunit": "^0.12.22 || ^1.0",
+        "phpstan/phpstan-phpunit": "^2.0",
         "phpunit/phpunit": "^8.5.26 || ^10.0.0"
     },
     "minimum-stability": "dev",
@@ -52,7 +51,6 @@
         "analyze": "phpstan analyze -c phpstan.neon.dist --error-format friendly",
         "analyze-raw": "phpstan analyze -c phpstan.neon.dist --error-format raw",
         "analyze-table": "phpstan analyze -c phpstan.neon.dist --error-format table",
-        "analyze-oneline": "phpstan analyze -c phpstan.neon.dist --error-format oneline",
         "cs-fix": "php-cs-fixer fix",
         "cs-fix-dry": "php-cs-fixer fix --dry-run"
     }
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index d5a3619..10339bd 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -1,18 +1,16 @@
 includes:
     - extension.neon
-    - vendor/grifart/phpstan-oneline/config.neon
     - vendor/phpstan/phpstan-phpunit/extension.neon
     - vendor/phpstan/phpstan-phpunit/rules.neon
 
 parameters:
-    level: 9
+    level: 10
     paths:
         - src
         - tests
 
     excludePaths:
         - tests/data/
-        - tests/Abstracts/
 
     checkUninitializedProperties: true
     checkMissingCallableSignature: true
diff --git a/tests/CodeHighlight/CodeHighlighterTest.php b/tests/CodeHighlight/CodeHighlighterTest.php
index cd317d8..b6bacf5 100644
--- a/tests/CodeHighlight/CodeHighlighterTest.php
+++ b/tests/CodeHighlight/CodeHighlighterTest.php
@@ -9,7 +9,7 @@
 /**
  * @internal
  *
- * @coversDefaultClass \Yamadashy\PhpStanFriendlyFormatter\CodeHighlighter
+ * @coversDefaultClass \Yamadashy\PhpStanFriendlyFormatter\CodeHighlight\CodeHighlighter
  */
 final class CodeHighlighterTest extends TestCase
 {