diff --git a/html/includes/api_functions.inc.php b/html/includes/api_functions.inc.php
index e3de88d370..a38fab55c6 100644
--- a/html/includes/api_functions.inc.php
+++ b/html/includes/api_functions.inc.php
@@ -483,6 +483,7 @@ function show_endpoints() {
     global $config;
     $app = \Slim\Slim::getInstance();
     $routes = $app->router()->getNamedRoutes(); 
+    $output = array();
     foreach($routes as $route) { 
         $output[$route->getName()] = $config['base_url'].$route->getPattern(); 
     }