diff --git a/webform_report_criteria.inc b/webform_report_criteria.inc
index 44ee6fd..5fc8a6c 100644
--- a/webform_report_criteria.inc
+++ b/webform_report_criteria.inc
@@ -350,11 +350,11 @@ function webform_report_criteria_form($form_state, $node) {
 
       $form['php']['variables'] = array(
         '#type' => 'markup',
-        '#value' => '<p>' . t('The following variables are available to thie code:') . '</p>' . theme('item_list', array(
+        '#value' => '<p>' . t('The following variables are available to this code:') . '</p>' . theme('item_list', array(
           '$node: ' . t('The webform report node object.'),
           '$headers: ' . t('The report header array as input to <a href="http://api.drupal.org/api/drupal/includes--theme.inc/function/theme_table/6">theme_table</a>.'),
           '$rows: ' . t('The report row array as input to <a href="http://api.drupal.org/api/drupal/includes--theme.inc/function/theme_table/6">theme_table</a> with additional keys <i>field</i> (field id), <i>sort</i> (value used to sort the column), and <i>hidden</i> (indicates if value is to be displayed on report).'),
-          )) . '<p>The <i>$headers</i> and <i>$rows</i> may be modifed in order to alter the report output.'
+          )) . '<p>The <i>$headers</i> and <i>$rows</i> may be modified in order to alter the report output.'
       );
       
       $form['php']['php_code'] = array(