diff --git a/form_example/form_example_wizard.inc b/form_example/form_example_wizard.inc
index b73029f..a446ed6 100644
--- a/form_example/form_example_wizard.inc
+++ b/form_example/form_example_wizard.inc
@@ -131,6 +131,7 @@ function form_example_wizard($form, &$form_state) {
   // Include each validation function defined for the different steps.
   if (function_exists($form_state['step_information'][$step]['form'] . '_validate')) {
     $form['next']['#validate'] = array($form_state['step_information'][$step]['form'] . '_validate');
+    $form['finish']['#validate'] = array($form_state['step_information'][$step]['form'] . '_validate');
   }
 
   return $form;