diff --git a/src/Symfony/Component/VarDumper/Cloner/Stub.php b/src/Symfony/Component/VarDumper/Cloner/Stub.php
index 19f111f478..27dd3ef32c 100644
--- a/src/Symfony/Component/VarDumper/Cloner/Stub.php
+++ b/src/Symfony/Component/VarDumper/Cloner/Stub.php
@@ -49,17 +49,11 @@ class Stub
         $properties = [];
 
         if (!isset(self::$defaultProperties[$c = \get_class($this)])) {
-            $defaultProperties = get_class_vars($c);
+            self::$defaultProperties[$c] = get_class_vars($c);
 
-            foreach ((new \ReflectionClass($c))->getProperties(\ReflectionProperty::IS_PUBLIC) as $v) {
-                if ($v->isStatic()) {
-                    unset($defaultProperties[$v->name]);
-                } elseif (!isset($defaultProperties[$v->name])) {
-                    $defaultProperties[$v->name] = null;
-                }
+            foreach ((new \ReflectionClass($c))->getStaticProperties() as $k => $v) {
+                unset(self::$defaultProperties[$c][$k]);
             }
-
-            self::$defaultProperties[$c] = $defaultProperties;
         }
 
         foreach (self::$defaultProperties[$c] as $k => $v) {