diff --git a/test/RouterTest.php b/test/RouterTest.php
index b09e936..0441047 100644
--- a/test/RouterTest.php
+++ b/test/RouterTest.php
@@ -105,7 +105,7 @@ public function shouldCacheRoutesSuccessfully() : void
             $this->request->getUri()->getPath()
         );
         $router = $router->withSubFolder($this->config['folder'])
-            ->withSubFolder($this->config['cache_file']);
+            ->withCacheFile($this->config['cache_file']);
         $router->getRoute();
     }
     /**