diff --git a/gtk2_ardour/editor_ops.cc b/gtk2_ardour/editor_ops.cc
index 86ff4cd045..079af7de59 100644
--- a/gtk2_ardour/editor_ops.cc
+++ b/gtk2_ardour/editor_ops.cc
@@ -5049,7 +5049,7 @@ Editor::normalize_region ()
 
 	NormalizeDialog dialog (rs.size() > 1);
 
-	if (dialog.run () == RESPONSE_CANCEL) {
+	if (dialog.run () != RESPONSE_ACCEPT) {
 		return;
 	}