diff --git a/composer.inc.php b/composer.inc.php
index 54f8e15..08d588c 100644
--- a/composer.inc.php
+++ b/composer.inc.php
@@ -111,7 +111,13 @@ task('composer_vendor_push', function($args) {
   git_do($repo, 'push --tags');
 
   git_do($repo, 'rev-parse HEAD', $output);
-  composer_try_update_lock_entry($relpath, trim($output[0]), $new_tag);
+  if(composer_try_update_lock_entry($relpath, trim($output[0]), $new_tag))
+    return;
+  
+  echo "composer.lock file was not updated, run 'composer update $relpath'?\n";
+  are_you_sure();
+
+  composer_run(['update', $relpath]);
 });
 
 task('composer_vendor_status', function(array $args) {