diff --git a/core/includes/install.core.inc b/core/includes/install.core.inc
index 9b3d7a0..7a8c3b8 100644
--- a/core/includes/install.core.inc
+++ b/core/includes/install.core.inc
@@ -634,6 +634,8 @@ function install_run_task($task, &$install_state) {
         // which requires that referenced variables be passed explicitly.
         'build_info' => array('args' => array(&$install_state)),
       );
+      // Set the op so that the clicked button will be correct.
+      $form_state['values']['op'] = 'Save and continue';
       drupal_form_submit($function, $form_state);
       $errors = form_get_errors($form_state);
       if (!empty($errors)) {