diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index 6102f37b51..69110df7d3 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -5266,8 +5266,11 @@ Editor::duplicate_some_regions (RegionSelection& regions, float times)
 		latest_regionviews.clear ();
 		sigc::connection c = rtv->view()->RegionViewAdded.connect (sigc::mem_fun(*this, &Editor::collect_new_region_view));
 
-		timepos_t position = end_time + (start_time.distance (r->position()));
-		position.increment ();
+		/* end time is an inclusive end; we need to place the
+		 * duplicated region after that.
+		 */
+
+		timepos_t position = end_time.increment();
 
 		playlist = (*i)->region()->playlist();