@@ -23,7 +23,6 @@
 use Composer\IO\IOInterface;
 use Composer\Downloader\FilesystemException;
 use Composer\Downloader\TransportException;
-use Symfony\Component\Console\Exception\CommandNotFoundException;
 use Symfony\Component\Console\Input\InputInterface;
 use Composer\Console\Input\InputOption;
 use Composer\Console\Input\InputArgument;
@@ -158,12 +157,7 @@ class_exists('Composer\Downloader\FilesystemException');
         }
 
         if ($input->getArgument('command') === 'self' && $input->getArgument('version') === 'update') {
-            $question = '<info>"update"</info> is not a valid version. Did you mean "composer self-update" [<comment>Y/n</comment>]? ';
-            if ($io->isInteractive() && $io->askConfirmation($question, false)) {
-                $input->setArgument('version', null);
-            } else {
-                throw new CommandNotFoundException(sprintf('The command "%s" does not exist.', $input->getArgument('command')));
-            }
+            $input->setArgument('version', null);
         }
 
         $latest = $versionsUtil->getLatest();