diff --git a/http-handler/Abstracts/MiddlewareManager.php b/http-handler/Abstracts/MiddlewareManager.php
index ef82a1fb..347b6430 100644
--- a/http-handler/Abstracts/MiddlewareManager.php
+++ b/http-handler/Abstracts/MiddlewareManager.php
@@ -41,7 +41,7 @@ class MiddlewareManager extends BaseObject
 		$source = &static::$_middlewares[$class][$method];
 		foreach ($middlewares as $middleware) {
             $middleware = di($middleware);
-			if (!in_array($middleware, $source)) {
+			if (in_array($middleware, $source)) {
 				continue;
 			}
 			$source[] = $middleware;