diff --git a/packages/NodeTypeResolver/NodeTypeResolver.php b/packages/NodeTypeResolver/NodeTypeResolver.php
index 5e1012a5d3a..8e1fd8109af 100644
--- a/packages/NodeTypeResolver/NodeTypeResolver.php
+++ b/packages/NodeTypeResolver/NodeTypeResolver.php
@@ -343,16 +343,7 @@ private function isMatchingUnionType(Type $resolvedType, ObjectType $requiredObj
         // for falsy nullables
         $type = TypeCombinator::remove($type, new ConstantBooleanType(false));
 
-        if ($type->isSuperTypeOf($requiredObjectType)->yes()) {
-            return true;
-        }
-
-        if (! $type instanceof ObjectType) {
-            return false;
-        }
-
-        return $type->isInstanceOf($requiredObjectType->getClassName())
-            ->yes();
+        return $type->isSuperTypeOf($requiredObjectType)->yes();
     }
 
     private function resolveByNodeTypeResolvers(Node $node): ?Type