diff --git a/src/widgets/MultiDialog.cpp b/src/widgets/MultiDialog.cpp
index 8741b3341..629c902fb 100644
--- a/src/widgets/MultiDialog.cpp
+++ b/src/widgets/MultiDialog.cpp
@@ -189,7 +189,7 @@ int ShowMultiDialog(const wxString &message,
    return dlog.ShowModal();
 }
 
-wxString DefaultMultiDialogMessage()
+const wxString &DefaultMultiDialogMessage()
 {
    return _("Please select an action");
 }
diff --git a/src/widgets/MultiDialog.h b/src/widgets/MultiDialog.h
index c2e4b34be..45ab213c2 100644
--- a/src/widgets/MultiDialog.h
+++ b/src/widgets/MultiDialog.h
@@ -19,7 +19,7 @@
 
 class wxString;
 
-wxString DefaultMultiDialogMessage();
+const wxString &DefaultMultiDialogMessage();
 
 // Display a dialog with radio buttons.
 // Return the zero-based index of the chosen button.