diff --git a/System/Di/Container.php b/System/Di/Container.php
index b6534c13..6f09dbea 100644
--- a/System/Di/Container.php
+++ b/System/Di/Container.php
@@ -215,6 +215,9 @@ class Container extends BaseObject
 	 */
 	private function resolveDependencies($class): ?array
 	{
+		if (!isset($this->_constructs[$class])) {
+			$this->_constructs[$class] = ['class' => $class];
+		}
 		if (isset($this->_reflection[$class])) {
 			return [$this->_reflection[$class], $this->_constructs[$class] ?? []];
 		}
@@ -223,15 +226,14 @@ class Container extends BaseObject
 		if (!$reflection->isInstantiable()) {
 			return null;
 		}
-
 		$this->scanProperty($reflection);
 
 		$this->_reflection[$class] = $reflection;
-
 		if (!is_null($construct = $reflection->getConstructor())) {
-			$this->_constructs[$class] = $this->resolveMethodParam($construct);
+			$this->_constructs[$class] = array_merge($this->_constructs[$class],
+				$this->resolveMethodParam($construct)
+			);
 		}
-
 		return [$reflection, $this->_constructs[$class] ?? []];
 	}