diff --git a/src/router/BaseRouter.php b/src/router/BaseRouter.php
index 3088912..6120319 100644
--- a/src/router/BaseRouter.php
+++ b/src/router/BaseRouter.php
@@ -44,7 +44,7 @@ final public function routeMethodAndPath(
           continue;
         }
       }
-      if (!C\empty($allowed)) {
+      if (!C\is_empty($allowed)) {
         throw new MethodNotAllowedException($allowed);
       }