diff --git a/src/Rules/PHPUnit/AssertSameBooleanExpectedRule.php b/src/Rules/PHPUnit/AssertSameBooleanExpectedRule.php
index f185bdf..8907879 100644
--- a/src/Rules/PHPUnit/AssertSameBooleanExpectedRule.php
+++ b/src/Rules/PHPUnit/AssertSameBooleanExpectedRule.php
@@ -5,6 +5,7 @@
 use PhpParser\Node;
 use PhpParser\Node\Expr\CallLike;
 use PhpParser\Node\Expr\ConstFetch;
+use PhpParser\NodeAbstract;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
 use PHPStan\Rules\RuleErrorBuilder;
@@ -77,8 +78,9 @@ public function processNode(Node $node, Scope $scope): array
 	}
 
 	/**
-	 * @param array<Node\Arg|Node\VariadicPlaceholder> $args
-	 * @return list<Node\Arg|Node\VariadicPlaceholder>
+	 * @template T of NodeAbstract
+	 * @param array<T> $args
+	 * @return list<T>
 	 */
 	private static function rewriteArgs(array $args): array
 	{
diff --git a/src/Rules/PHPUnit/AssertSameNullExpectedRule.php b/src/Rules/PHPUnit/AssertSameNullExpectedRule.php
index f6032ef..2d5fda4 100644
--- a/src/Rules/PHPUnit/AssertSameNullExpectedRule.php
+++ b/src/Rules/PHPUnit/AssertSameNullExpectedRule.php
@@ -5,6 +5,7 @@
 use PhpParser\Node;
 use PhpParser\Node\Expr\CallLike;
 use PhpParser\Node\Expr\ConstFetch;
+use PhpParser\NodeAbstract;
 use PHPStan\Analyser\Scope;
 use PHPStan\Rules\Rule;
 use PHPStan\Rules\RuleErrorBuilder;
@@ -63,8 +64,9 @@ public function processNode(Node $node, Scope $scope): array
 	}
 
 	/**
-	 * @param array<Node\Arg|Node\VariadicPlaceholder> $args
-	 * @return list<Node\Arg|Node\VariadicPlaceholder>
+	 * @template T of NodeAbstract
+	 * @param array<T> $args
+	 * @return list<T>
 	 */
 	private static function rewriteArgs(array $args): array
 	{