diff --git a/src/xmlpatterns/schema/qxsdstatemachine_tpl_p.h b/src/xmlpatterns/schema/qxsdstatemachine_tpl_p.h
index aa6f9783dddcd38f9d43689d5d2a21c3aaf5866f..29759b239273f1baead7155bbd6d9a31972efdf2 100644
--- a/src/xmlpatterns/schema/qxsdstatemachine_tpl_p.h
+++ b/src/xmlpatterns/schema/qxsdstatemachine_tpl_p.h
@@ -185,6 +185,9 @@ template <typename TransitionType>
 template <typename InputType>
 bool XsdStateMachine<TransitionType>::inputEqualsTransition(InputType input, TransitionType transition) const
 {
+    Q_UNUSED(input);
+    Q_UNUSED(transition);
+
     return false;
 }