diff --git a/webform_nosave.module b/webform_nosave.module
index 51f0b54..195e51b 100644
--- a/webform_nosave.module
+++ b/webform_nosave.module
@@ -26,7 +26,7 @@ function webform_nosave_load($nid) {
  * Implements hook_module_implements_alter().
  */
 function webform_nosave_module_implements_alter(&$implementations, $hook) {
-  if ($hook == 'rdf_mapping') {
+  if ($hook == 'form_alter') {
     // Move webform_nosave_form_alter() to the end of the list.
     // module_implements() iterates through $implementations with a foreach loop
     // which PHP iterates in the order that the items were added, so to move an