diff --git a/libs/gtkmm2ext/gtkmm2ext/paths_dialog.h b/libs/gtkmm2ext/gtkmm2ext/paths_dialog.h
index 4f18511c58..120d037a27 100644
--- a/libs/gtkmm2ext/gtkmm2ext/paths_dialog.h
+++ b/libs/gtkmm2ext/gtkmm2ext/paths_dialog.h
@@ -30,7 +30,7 @@ namespace Gtkmm2ext {
 class LIBGTKMM2EXT_API PathsDialog : public Gtk::Dialog
 {
   public:
-	PathsDialog (std::string, std::string current_paths = "", std::string default_paths = "");
+	PathsDialog (Gtk::Window& parent, std::string, std::string current_paths = "", std::string default_paths = "");
 	~PathsDialog ();
 
 	std::string get_serialized_paths ();
diff --git a/libs/gtkmm2ext/paths_dialog.cc b/libs/gtkmm2ext/paths_dialog.cc
index 1f3a3b5de6..f169a5a29d 100644
--- a/libs/gtkmm2ext/paths_dialog.cc
+++ b/libs/gtkmm2ext/paths_dialog.cc
@@ -26,8 +26,8 @@ using namespace Gtk;
 using namespace std;
 using namespace Gtkmm2ext;
 
-PathsDialog::PathsDialog (std::string title, std::string current_paths, std::string default_paths)
-	: Dialog (title, true)
+PathsDialog::PathsDialog (Gtk::Window& parent, std::string title, std::string current_paths, std::string default_paths)
+	: Dialog (title, parent, true)
 	, paths_list_view(1, false, Gtk::SELECTION_SINGLE)
 	, add_path_button(_("Add"))
 	, remove_path_button(_("Delete"))