diff --git a/.github/workflows/downgraded_release.yaml b/.github/workflows/downgraded_release.yaml
index 816abeb..60cdf5c 100644
--- a/.github/workflows/downgraded_release.yaml
+++ b/.github/workflows/downgraded_release.yaml
@@ -20,12 +20,12 @@ jobs:
 
             -   uses: "ramsey/composer-install@v2"
 
-            # downgrade /src to PHP 7.2
-            -   run: vendor/bin/rector process src --config build/rector-downgrade-php-72.php --ansi
+            # downgrade /src to PHP 7.4
+            -   run: vendor/bin/rector process src --config build/rector-downgrade-php-74.php --ansi
             -   run: vendor/bin/ecs check src --fix --ansi
 
-            # copy PHP 7.2 composer
-            -   run: cp build/composer-php-72.json composer.json
+            # copy PHP 7.4 composer
+            -   run: cp build/composer-php-74.json composer.json
 
             # clear the dev files
             -   run: rm -rf build .github tests stubs ecs.php phpstan.neon phpunit.xml
@@ -42,7 +42,7 @@ jobs:
                 run: |
                     # separate a "git add" to add untracked (new) files too
                     git add --all
-                    git commit -m "release PHP 7.2 downgraded"
+                    git commit -m "release PHP 7.4 downgraded"
 
                     # force push tag, so there is only 1 version
                     git tag "${GITHUB_REF#refs/tags/}" --force
diff --git a/build/composer-php-72.json b/build/composer-php-74.json
similarity index 88%
rename from build/composer-php-72.json
rename to build/composer-php-74.json
index cb512c5..e32de7f 100644
--- a/build/composer-php-72.json
+++ b/build/composer-php-74.json
@@ -5,8 +5,8 @@
     "license": "MIT",
     "keywords": ["static analysis", "phpstan-extension"],
     "require": {
-        "php": "^7.2 || ^8.0",
-        "phpstan/phpstan": "^1.9.3",
+        "php": "^7.4 || ^8.0",
+        "phpstan/phpstan": "^2.0",
         "nette/utils": "^3.2 || ^4.0"
     },
     "autoload": {
diff --git a/build/rector-downgrade-php-72.php b/build/rector-downgrade-php-74.php
similarity index 73%
rename from build/rector-downgrade-php-72.php
rename to build/rector-downgrade-php-74.php
index 5550cff..b98900a 100644
--- a/build/rector-downgrade-php-72.php
+++ b/build/rector-downgrade-php-74.php
@@ -6,5 +6,5 @@
 use Rector\Set\ValueObject\DowngradeLevelSetList;
 
 return static function (RectorConfig $rectorConfig): void {
-    $rectorConfig->sets([DowngradeLevelSetList::DOWN_TO_PHP_72]);
+    $rectorConfig->sets([DowngradeLevelSetList::DOWN_TO_PHP_74]);
 };
diff --git a/composer.json b/composer.json
index b526bc4..1eaa42d 100644
--- a/composer.json
+++ b/composer.json
@@ -6,15 +6,15 @@
     "keywords": ["static analysis", "phpstan-extension"],
     "require": {
         "php": "^8.2",
-        "phpstan/phpstan": "^1.10.67"
+        "phpstan/phpstan": "^2.0.3"
     },
     "require-dev": {
-        "phpstan/extension-installer": "^1.3",
-        "phpunit/phpunit": "^10.5",
-        "symplify/easy-coding-standard": "^12.1",
-        "rector/rector": "^1.0.4",
+        "phpstan/extension-installer": "^1.4",
+        "phpunit/phpunit": "^11.5",
+        "symplify/easy-coding-standard": "^12.4",
+        "rector/rector": "^2.0",
         "tracy/tracy": "^2.10",
-        "tomasvotruba/unused-public": "^0.2"
+        "tomasvotruba/unused-public": "^2.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/phpstan.neon b/phpstan.neon
index d123cd1..5a56b1b 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -24,6 +24,9 @@ parameters:
     ignoreErrors:
         - identifier: missingType.generics
 
+        # used in tests
+        - message: '#Public constant "TomasVotruba\\TypeCoverage\\(.*?)::ERROR_MESSAGE" is never#'
+
     excludePaths:
         - "*/Fixture/*"
         - "*/Source/*"
diff --git a/tests/Rules/ConstantTypeCoverageRule/ConstantTypeCoverageRuleTest.php b/tests/Rules/ConstantTypeCoverageRule/ConstantTypeCoverageRuleTest.php
index 721d23c..751034f 100644
--- a/tests/Rules/ConstantTypeCoverageRule/ConstantTypeCoverageRuleTest.php
+++ b/tests/Rules/ConstantTypeCoverageRule/ConstantTypeCoverageRuleTest.php
@@ -23,7 +23,7 @@ public static function setUpBeforeClass(): void
 
     /**
      * @param string[] $filePaths
-     * @param mixed[] $expectedErrorsWithLines
+     * @param list<array{0: string, 1: int, 2?: string|null}> $expectedErrorsWithLines
      */
     #[DataProvider('provideData')]
     public function testRule(array $filePaths, array $expectedErrorsWithLines): void
diff --git a/tests/Rules/DeclareCoverageRule/DeclareCoverageRuleTest.php b/tests/Rules/DeclareCoverageRule/DeclareCoverageRuleTest.php
index 8a6ed45..3c5252d 100644
--- a/tests/Rules/DeclareCoverageRule/DeclareCoverageRuleTest.php
+++ b/tests/Rules/DeclareCoverageRule/DeclareCoverageRuleTest.php
@@ -16,7 +16,7 @@ final class DeclareCoverageRuleTest extends RuleTestCase
 {
     /**
      * @param string[] $filePaths
-     * @param mixed[] $expectedErrorsWithLines
+     * @param list<array{0: string, 1: int, 2?: string|null}> $expectedErrorsWithLines
      */
     #[DataProvider('provideData')]
     public function testRule(array $filePaths, array $expectedErrorsWithLines): void
diff --git a/tests/Rules/ParamTypeCoverageRule/ParamTypeCoverageRuleTest.php b/tests/Rules/ParamTypeCoverageRule/ParamTypeCoverageRuleTest.php
index 3c48349..2af7f2e 100644
--- a/tests/Rules/ParamTypeCoverageRule/ParamTypeCoverageRuleTest.php
+++ b/tests/Rules/ParamTypeCoverageRule/ParamTypeCoverageRuleTest.php
@@ -16,7 +16,7 @@ final class ParamTypeCoverageRuleTest extends RuleTestCase
 {
     /**
      * @param string[] $filePaths
-     * @param mixed[] $expectedErrorsWithLines
+     * @param list<array{0: string, 1: int, 2?: string|null}> $expectedErrorsWithLines
      */
     #[DataProvider('provideData')]
     public function testRule(array $filePaths, array $expectedErrorsWithLines): void
diff --git a/tests/Rules/PropertyTypeCoverageRule/PropertyTypeCoverageRuleTest.php b/tests/Rules/PropertyTypeCoverageRule/PropertyTypeCoverageRuleTest.php
index 292806f..1c34cc2 100644
--- a/tests/Rules/PropertyTypeCoverageRule/PropertyTypeCoverageRuleTest.php
+++ b/tests/Rules/PropertyTypeCoverageRule/PropertyTypeCoverageRuleTest.php
@@ -16,7 +16,7 @@ final class PropertyTypeCoverageRuleTest extends RuleTestCase
 {
     /**
      * @param string[] $filePaths
-     * @param mixed[] $expectedErrorsWithLines
+     * @param list<array{0: string, 1: int, 2?: string|null}> $expectedErrorsWithLines
      */
     #[DataProvider('provideData')]
     public function testRule(array $filePaths, array $expectedErrorsWithLines): void
diff --git a/tests/Rules/ReturnTypeCoverageRule/ReturnTypeCoverageRuleTest.php b/tests/Rules/ReturnTypeCoverageRule/ReturnTypeCoverageRuleTest.php
index b297ffa..73c5918 100644
--- a/tests/Rules/ReturnTypeCoverageRule/ReturnTypeCoverageRuleTest.php
+++ b/tests/Rules/ReturnTypeCoverageRule/ReturnTypeCoverageRuleTest.php
@@ -16,7 +16,7 @@ final class ReturnTypeCoverageRuleTest extends RuleTestCase
 {
     /**
      * @param string[] $filePaths
-     * @param mixed[] $expectedErrorsWithLines
+     * @param list<array{0: string, 1: int, 2?: string|null}> $expectedErrorsWithLines
      */
     #[DataProvider('provideData')]
     public function testRule(array $filePaths, array $expectedErrorsWithLines): void