diff --git a/override/classes/db/DbPDO.php b/override/classes/db/DbPDO.php
new file mode 100644
index 000000000..be7fdbedd
--- /dev/null
+++ b/override/classes/db/DbPDO.php
@@ -0,0 +1,7 @@
+<?php
+
+class DbPDO extends DbPDOCore
+{
+
+}
+
diff --git a/override/classes/db/DbQuery.php b/override/classes/db/DbQuery.php
new file mode 100644
index 000000000..52844a4fc
--- /dev/null
+++ b/override/classes/db/DbQuery.php
@@ -0,0 +1,7 @@
+<?php
+
+class DbQuery extends DbQueryCore
+{
+
+}
+