diff --git a/src/Form/access_by_ref_settings_form.php b/src/Form/access_by_ref_settings_form.php
index fc1dc97..db8807c 100644
--- a/src/Form/access_by_ref_settings_form.php
+++ b/src/Form/access_by_ref_settings_form.php
@@ -294,7 +294,7 @@ public function validateForm(array &$form, FormStateInterface $form_state) {
 
       if($cbox == 1){// delete this
         $sql = "DELETE FROM {access_by_ref} WHERE `id` = :rowid";
-        $result = db_query($sql,array(':rowid'=>$id));
+        $result = \Drupal::database()->query($sql,array(':rowid'=>$id));
         continue; // go to next row
 
       }
@@ -313,7 +313,7 @@ public function validateForm(array &$form, FormStateInterface $form_state) {
         $parms[':id'] = $id; // add that parm
       }
 // okay, now run the query
-      $result = db_query($sql,$parms);
+      $result = \Drupal::database()->query($sql,$parms);
     }
 
   // flush the cache