diff --git a/booking.emails_admin.inc b/booking.emails_admin.inc
index e2ddc41..2cb0645 100644
--- a/booking.emails_admin.inc
+++ b/booking.emails_admin.inc
@@ -500,13 +500,6 @@ function _booking_email_get_default_selection_callback($form, $form_state) {
 	);
 }
 
-/**
- * Callback to update hidden form value with default checkbox details
- */
-function () {
-	
-}
-
 /**
  * Function to handle sending the manual emails 
  */