--- gigedit/trunk/src/gigedit/mainwindow.cpp	2019/02/02 07:48:50	3460
+++ gigedit/trunk/src/gigedit/mainwindow.cpp	2019/02/02 17:53:36	3461
@@ -1516,7 +1516,11 @@
         sigc::hide(
             sigc::bind(
                 file_structure_to_be_changed_signal.make_slot(),
+#if SIGCXX_MAJOR_VERSION > 2 || (SIGCXX_MAJOR_VERSION == 2 && SIGCXX_MINOR_VERSION >= 8)
+                std::ref(this->file)
+#else
                 sigc::ref(this->file)
+#endif
             )
         )
     );
@@ -1524,7 +1528,11 @@
         sigc::hide(
             sigc::bind(
                 file_structure_changed_signal.make_slot(),
+#if SIGCXX_MAJOR_VERSION > 2 || (SIGCXX_MAJOR_VERSION == 2 && SIGCXX_MINOR_VERSION >= 8)
+                std::ref(this->file)
+#else
                 sigc::ref(this->file)
+#endif
             )
         )
     );
@@ -1546,7 +1554,7 @@
         sigc::mem_fun(*this, &MainWindow::update_dimregs));
 
     m_searchText.signal_changed().connect(
-        sigc::mem_fun(m_refTreeModelFilter.operator->(), &Gtk::TreeModelFilter::refilter)
+        sigc::mem_fun(*m_refTreeModelFilter.operator->(), &Gtk::TreeModelFilter::refilter)
     );
 
     file = 0;