diff --git a/gtk2_ardour/patch_change_dialog.cc b/gtk2_ardour/patch_change_dialog.cc
index 9b8acaee7f..1a7895c55b 100644
--- a/gtk2_ardour/patch_change_dialog.cc
+++ b/gtk2_ardour/patch_change_dialog.cc
@@ -176,7 +176,7 @@ PatchChangeDialog::patch () const
 	Temporal::Beats t = Temporal::Beats();
 
 	if (_region) {
-		t = _region->region_beats_to_source_beats (_time.current_time ().beats());
+		t = _region->absolute_time_to_source_beats (_time.current_time ());
 	}
 
 	return Evoral::PatchChange<Temporal::Beats> (