diff --git a/src/Composer/Command/UpdateCommand.php b/src/Composer/Command/UpdateCommand.php
index 4384b955f..6b46199c0 100644
--- a/src/Composer/Command/UpdateCommand.php
+++ b/src/Composer/Command/UpdateCommand.php
@@ -53,9 +53,8 @@ EOT
 
     protected function execute(InputInterface $input, OutputInterface $output)
     {
-        $composer = $this->getComposer();
-
         $installCommand = $this->getApplication()->find('install');
+
         return $installCommand->install($input, $output, true);
     }
 }