diff --git a/core/xpdo/om/xpdoquery.class.php b/core/xpdo/om/xpdoquery.class.php
index 17f3e7a5e08..52f9da9314d 100644
--- a/core/xpdo/om/xpdoquery.class.php
+++ b/core/xpdo/om/xpdoquery.class.php
@@ -57,6 +57,9 @@ abstract class xPDOQuery extends xPDOCriteria {
         '>=',
         '<=>',
         ' LIKE ',
+        ' RLIKE ',
+        ' REGEXP ',
+        ' REGEXP BINARY ',
         ' IS NULL',
         ' IS NOT NULL',
         ' BETWEEN ',