diff --git a/library/Icinga/Cli/Loader.php b/library/Icinga/Cli/Loader.php
index 732c3bca0..93b8739c8 100644
--- a/library/Icinga/Cli/Loader.php
+++ b/library/Icinga/Cli/Loader.php
@@ -188,6 +188,7 @@ class Loader
             $params = $this->app->getParams();
         }
 
+        $first = null;
         if ($this->moduleName === null) {
             $first = $params->shift();
             if (! $first) {