diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ba129bc9..06457c85 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,7 +25,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"
@@ -49,10 +49,10 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: "Checkout build-cs"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           repository: "phpstan/build-cs"
           path: "build-cs"
@@ -99,7 +99,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"
@@ -138,7 +138,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"
diff --git a/.github/workflows/create-tag.yml b/.github/workflows/create-tag.yml
index 8452d986..a8535014 100644
--- a/.github/workflows/create-tag.yml
+++ b/.github/workflows/create-tag.yml
@@ -21,7 +21,7 @@ jobs:
     runs-on: "ubuntu-latest"
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ secrets.PHPSTAN_BOT_TOKEN }}
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 92b72547..e4a8ac62 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
 
     steps:
       - name: "Checkout"
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Generate changelog
         id: changelog
diff --git a/composer.json b/composer.json
index 22501953..fc3e9368 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
   "require": {
     "php": "^7.2 || ^8.0",
     "ext-simplexml": "*",
-    "phpstan/phpstan": "^1.9.18"
+    "phpstan/phpstan": "^1.11"
   },
   "conflict": {
     "symfony/framework-bundle": "<3.0"
@@ -23,8 +23,8 @@
   "require-dev": {
     "nikic/php-parser": "^4.13.0",
     "php-parallel-lint/php-parallel-lint": "^1.2",
-    "phpstan/phpstan-phpunit": "^1.0",
-    "phpstan/phpstan-strict-rules": "^1.0",
+    "phpstan/phpstan-phpunit": "^1.3.11",
+    "phpstan/phpstan-strict-rules": "^1.5.1",
     "phpunit/phpunit": "^8.5.29 || ^9.5",
     "psr/container": "1.0 || 1.1.1",
     "symfony/config": "^5.4 || ^6.1",
diff --git a/src/Rules/Symfony/ContainerInterfacePrivateServiceRule.php b/src/Rules/Symfony/ContainerInterfacePrivateServiceRule.php
index 0a3a3d3e..996d3b77 100644
--- a/src/Rules/Symfony/ContainerInterfacePrivateServiceRule.php
+++ b/src/Rules/Symfony/ContainerInterfacePrivateServiceRule.php
@@ -6,7 +6,7 @@
 use PhpParser\Node\Expr\MethodCall;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Symfony\ServiceMap;
 use PHPStan\TrinaryLogic;
 use PHPStan\Type\ObjectType;
@@ -32,9 +32,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		if (!$node->name instanceof Node\Identifier) {
@@ -72,7 +69,11 @@ public function processNode(Node $node, Scope $scope): array
 		if ($serviceId !== null) {
 			$service = $this->serviceMap->getService($serviceId);
 			if ($service !== null && !$service->isPublic()) {
-				return [sprintf('Service "%s" is private.', $serviceId)];
+				return [
+					RuleErrorBuilder::message(sprintf('Service "%s" is private.', $serviceId))
+						->identifier('symfonyContainer.privateService')
+						->build(),
+				];
 			}
 		}
 
diff --git a/src/Rules/Symfony/ContainerInterfaceUnknownServiceRule.php b/src/Rules/Symfony/ContainerInterfaceUnknownServiceRule.php
index 417f51f5..fc7d9585 100644
--- a/src/Rules/Symfony/ContainerInterfaceUnknownServiceRule.php
+++ b/src/Rules/Symfony/ContainerInterfaceUnknownServiceRule.php
@@ -7,7 +7,7 @@
 use PhpParser\PrettyPrinter\Standard;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Symfony\ServiceMap;
 use PHPStan\Type\ObjectType;
 use PHPStan\Type\Symfony\Helper;
@@ -36,9 +36,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		if (!$node->name instanceof Node\Identifier) {
@@ -73,7 +70,11 @@ public function processNode(Node $node, Scope $scope): array
 			$service = $this->serviceMap->getService($serviceId);
 			$serviceIdType = $scope->getType($node->getArgs()[0]->value);
 			if ($service === null && !$scope->getType(Helper::createMarkerNode($node->var, $serviceIdType, $this->printer))->equals($serviceIdType)) {
-				return [sprintf('Service "%s" is not registered in the container.', $serviceId)];
+				return [
+					RuleErrorBuilder::message(sprintf('Service "%s" is not registered in the container.', $serviceId))
+						->identifier('symfonyContainer.serviceNotFound')
+						->build(),
+				];
 			}
 		}
 
diff --git a/src/Rules/Symfony/InvalidArgumentDefaultValueRule.php b/src/Rules/Symfony/InvalidArgumentDefaultValueRule.php
index e48f8718..153d4af5 100644
--- a/src/Rules/Symfony/InvalidArgumentDefaultValueRule.php
+++ b/src/Rules/Symfony/InvalidArgumentDefaultValueRule.php
@@ -6,7 +6,7 @@
 use PhpParser\Node\Expr\MethodCall;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Type\ArrayType;
 use PHPStan\Type\Constant\ConstantIntegerType;
 use PHPStan\Type\IntegerType;
@@ -30,9 +30,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		if (!(new ObjectType('Symfony\Component\Console\Command\Command'))->isSuperTypeOf($scope->getType($node->var))->yes()) {
@@ -62,12 +59,22 @@ public function processNode(Node $node, Scope $scope): array
 
 		// not an array
 		if (($mode & 4) !== 4 && !(new UnionType([new StringType(), new NullType()]))->isSuperTypeOf($defaultType)->yes()) {
-			return [sprintf('Parameter #4 $default of method Symfony\Component\Console\Command\Command::addArgument() expects string|null, %s given.', $defaultType->describe(VerbosityLevel::typeOnly()))];
+			return [
+				RuleErrorBuilder::message(sprintf(
+					'Parameter #4 $default of method Symfony\Component\Console\Command\Command::addArgument() expects string|null, %s given.',
+					$defaultType->describe(VerbosityLevel::typeOnly())
+				))->identifier('argument.type')->build(),
+			];
 		}
 
 		// is array
 		if (($mode & 4) === 4 && !(new UnionType([new ArrayType(new IntegerType(), new StringType()), new NullType()]))->isSuperTypeOf($defaultType)->yes()) {
-			return [sprintf('Parameter #4 $default of method Symfony\Component\Console\Command\Command::addArgument() expects array<int, string>|null, %s given.', $defaultType->describe(VerbosityLevel::typeOnly()))];
+			return [
+				RuleErrorBuilder::message(sprintf(
+					'Parameter #4 $default of method Symfony\Component\Console\Command\Command::addArgument() expects array<int, string>|null, %s given.',
+					$defaultType->describe(VerbosityLevel::typeOnly())
+				))->identifier('argument.type')->build(),
+			];
 		}
 
 		return [];
diff --git a/src/Rules/Symfony/InvalidOptionDefaultValueRule.php b/src/Rules/Symfony/InvalidOptionDefaultValueRule.php
index 171f94f1..1595f4a8 100644
--- a/src/Rules/Symfony/InvalidOptionDefaultValueRule.php
+++ b/src/Rules/Symfony/InvalidOptionDefaultValueRule.php
@@ -6,7 +6,7 @@
 use PhpParser\Node\Expr\MethodCall;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Type\ArrayType;
 use PHPStan\Type\BooleanType;
 use PHPStan\Type\Constant\ConstantIntegerType;
@@ -32,9 +32,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		if (!(new ObjectType('Symfony\Component\Console\Command\Command'))->isSuperTypeOf($scope->getType($node->var))->yes()) {
@@ -66,13 +63,24 @@ public function processNode(Node $node, Scope $scope): array
 		if (($mode & 8) !== 8) {
 			$checkType = new UnionType([new StringType(), new IntegerType(), new NullType(), new BooleanType()]);
 			if (!$checkType->isSuperTypeOf($defaultType)->yes()) {
-				return [sprintf('Parameter #5 $default of method Symfony\Component\Console\Command\Command::addOption() expects %s, %s given.', $checkType->describe(VerbosityLevel::typeOnly()), $defaultType->describe(VerbosityLevel::typeOnly()))];
+				return [
+					RuleErrorBuilder::message(sprintf(
+						'Parameter #5 $default of method Symfony\Component\Console\Command\Command::addOption() expects %s, %s given.',
+						$checkType->describe(VerbosityLevel::typeOnly()),
+						$defaultType->describe(VerbosityLevel::typeOnly())
+					))->identifier('argument.type')->build(),
+				];
 			}
 		}
 
 		// is array
 		if (($mode & 8) === 8 && !(new UnionType([new ArrayType(new MixedType(), new StringType()), new NullType()]))->isSuperTypeOf($defaultType)->yes()) {
-			return [sprintf('Parameter #5 $default of method Symfony\Component\Console\Command\Command::addOption() expects array<string>|null, %s given.', $defaultType->describe(VerbosityLevel::typeOnly()))];
+			return [
+				RuleErrorBuilder::message(sprintf(
+					'Parameter #5 $default of method Symfony\Component\Console\Command\Command::addOption() expects array<string>|null, %s given.',
+					$defaultType->describe(VerbosityLevel::typeOnly())
+				))->identifier('argument.type')->build(),
+			];
 		}
 
 		return [];
diff --git a/src/Rules/Symfony/UndefinedArgumentRule.php b/src/Rules/Symfony/UndefinedArgumentRule.php
index 52f90241..cd8be894 100644
--- a/src/Rules/Symfony/UndefinedArgumentRule.php
+++ b/src/Rules/Symfony/UndefinedArgumentRule.php
@@ -8,7 +8,7 @@
 use PhpParser\PrettyPrinter\Standard;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Symfony\ConsoleApplicationResolver;
 use PHPStan\Type\ObjectType;
 use PHPStan\Type\Symfony\Helper;
@@ -39,9 +39,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		$classReflection = $scope->getClassReflection();
@@ -78,7 +75,9 @@ public function processNode(Node $node, Scope $scope): array
 				if ($scope->getType(Helper::createMarkerNode($node->var, $argType, $this->printer))->equals($argType)) {
 					continue;
 				}
-				$errors[] = sprintf('Command "%s" does not define argument "%s".', $name, $argName);
+				$errors[] = RuleErrorBuilder::message(sprintf('Command "%s" does not define argument "%s".', $name, $argName))
+					->identifier('symfonyConsole.argumentNotFound')
+					->build();
 			}
 		}
 
diff --git a/src/Rules/Symfony/UndefinedOptionRule.php b/src/Rules/Symfony/UndefinedOptionRule.php
index 00dd750e..095bd44d 100644
--- a/src/Rules/Symfony/UndefinedOptionRule.php
+++ b/src/Rules/Symfony/UndefinedOptionRule.php
@@ -8,7 +8,7 @@
 use PhpParser\PrettyPrinter\Standard;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
-use PHPStan\Rules\RuleError;
+use PHPStan\Rules\RuleErrorBuilder;
 use PHPStan\Symfony\ConsoleApplicationResolver;
 use PHPStan\Type\ObjectType;
 use PHPStan\Type\Symfony\Helper;
@@ -39,9 +39,6 @@ public function getNodeType(): string
 		return MethodCall::class;
 	}
 
-	/**
-	 * @return (string|RuleError)[] errors
-	 */
 	public function processNode(Node $node, Scope $scope): array
 	{
 		$classReflection = $scope->getClassReflection();
@@ -78,7 +75,9 @@ public function processNode(Node $node, Scope $scope): array
 				if ($scope->getType(Helper::createMarkerNode($node->var, $optType, $this->printer))->equals($optType)) {
 					continue;
 				}
-				$errors[] = sprintf('Command "%s" does not define option "%s".', $name, $optName);
+				$errors[] = RuleErrorBuilder::message(sprintf('Command "%s" does not define option "%s".', $name, $optName))
+					->identifier('symfonyConsole.optionNotFound')
+					->build();
 			}
 		}
 
diff --git a/stubs/Symfony/Component/HttpFoundation/ParameterBag.stub b/stubs/Symfony/Component/HttpFoundation/ParameterBag.stub
index 00a40741..0a6858e3 100644
--- a/stubs/Symfony/Component/HttpFoundation/ParameterBag.stub
+++ b/stubs/Symfony/Component/HttpFoundation/ParameterBag.stub
@@ -7,5 +7,10 @@ namespace Symfony\Component\HttpFoundation;
  */
 class ParameterBag implements \IteratorAggregate
 {
-
+    /**
+     * @return list<string>
+     */
+    public function keys(): array
+    {
+    }
 }
diff --git a/stubs/Symfony/Component/Validator/ConstraintViolationInterface.stub b/stubs/Symfony/Component/Validator/ConstraintViolationInterface.stub
index ef3312bb..e7f2b8a2 100644
--- a/stubs/Symfony/Component/Validator/ConstraintViolationInterface.stub
+++ b/stubs/Symfony/Component/Validator/ConstraintViolationInterface.stub
@@ -2,6 +2,9 @@
 
 namespace Symfony\Component\Validator;
 
+/**
+ * @method string __toString() Converts the violation into a string for debugging purposes. Not implementing it is deprecated since Symfony 6.1.
+ */
 interface ConstraintViolationInterface
 {
 }
diff --git a/stubs/Symfony/Component/Validator/ConstraintViolationListInterface.stub b/stubs/Symfony/Component/Validator/ConstraintViolationListInterface.stub
index 423bdfb0..00a2a9d5 100644
--- a/stubs/Symfony/Component/Validator/ConstraintViolationListInterface.stub
+++ b/stubs/Symfony/Component/Validator/ConstraintViolationListInterface.stub
@@ -3,8 +3,11 @@
 namespace Symfony\Component\Validator;
 
 /**
+ * @extends \ArrayAccess<int, ConstraintViolationInterface>
  * @extends \Traversable<int, ConstraintViolationInterface>
+ *
+ * @method string __toString() Converts the violation into a string for debugging purposes. Not implementing it is deprecated since Symfony 6.1.
  */
-interface ConstraintViolationListInterface extends \Traversable
+interface ConstraintViolationListInterface extends \Traversable, \Countable, \ArrayAccess
 {
 }