diff --git a/includes/mimemail.rules_forms.inc b/includes/mimemail.rules_forms.inc
index a9e9cc6..ade5222 100644
--- a/includes/mimemail.rules_forms.inc
+++ b/includes/mimemail.rules_forms.inc
@@ -136,7 +136,7 @@ function mimemail_rules_action_mail_to_users_of_role_submit(&$settings, $form, $
 function mimemail_rules_action_form_submit(&$settings, $form, $form_state) {
   // Unwrap the HTML message from the input filter wrapper.
   $settings['message_html'] = $settings['message_html_filter']['message_html'];
-  // Store the value of the choosen input format.
+  // Store the value of the chosen input format.
   $settings['message_html_filter'] = $form_state['values']['format'];
 }