diff --git a/rules/DeadCode/Rector/If_/RemoveDeadInstanceOfRector.php b/rules/DeadCode/Rector/If_/RemoveDeadInstanceOfRector.php
index 79bfa6090fb..1762aab02de 100644
--- a/rules/DeadCode/Rector/If_/RemoveDeadInstanceOfRector.php
+++ b/rules/DeadCode/Rector/If_/RemoveDeadInstanceOfRector.php
@@ -13,12 +13,14 @@
 use PhpParser\Node\Expr\PropertyFetch;
 use PhpParser\Node\Expr\StaticPropertyFetch;
 use PhpParser\Node\Name;
+use PhpParser\Node\Name\FullyQualified;
 use PhpParser\Node\Stmt;
 use PhpParser\Node\Stmt\Expression;
 use PhpParser\Node\Stmt\If_;
 use PhpParser\NodeTraverser;
 use PHPStan\Reflection\ClassReflection;
 use PHPStan\Type\MixedType;
+use PHPStan\Type\ObjectType;
 use Rector\NodeManipulator\IfManipulator;
 use Rector\Rector\AbstractRector;
 use Rector\Reflection\ReflectionResolver;
@@ -140,12 +142,15 @@ private function isInstanceofTheSameType(Instanceof_ $instanceof) : ?bool
         if ($classReflection instanceof ClassReflection && $classReflection->isTrait()) {
             return null;
         }
-        $classType = $this->nodeTypeResolver->getType($instanceof->class);
+        if (!$instanceof->class instanceof FullyQualified) {
+            return null;
+        }
         $exprType = $this->nodeTypeResolver->getNativeType($instanceof->expr);
-        if ($classType->equals($exprType)) {
-            return \true;
+        if (!$exprType instanceof ObjectType) {
+            return null;
         }
-        return $classType->isSuperTypeOf($exprType)->yes();
+        $className = $instanceof->class->toString();
+        return $exprType->isInstanceOf($className)->yes();
     }
     private function refactorIfWithBooleanAnd(If_ $if) : ?\PhpParser\Node\Stmt\If_
     {
diff --git a/src/Application/VersionResolver.php b/src/Application/VersionResolver.php
index eaa1f9bd70b..7e69482826f 100644
--- a/src/Application/VersionResolver.php
+++ b/src/Application/VersionResolver.php
@@ -19,12 +19,12 @@ final class VersionResolver
      * @api
      * @var string
      */
-    public const PACKAGE_VERSION = 'de0dda8f29453b36bcfa3728cf26662fb634fcd1';
+    public const PACKAGE_VERSION = '0482641eaf933bdb7ef52a89f7064126b61366c3';
     /**
      * @api
      * @var string
      */
-    public const RELEASE_DATE = '2024-06-30 19:47:13';
+    public const RELEASE_DATE = '2024-06-30 19:47:32';
     /**
      * @var int
      */