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-rw-r--r--gtk2_ardour/keyboard.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/gtk2_ardour/keyboard.h b/gtk2_ardour/keyboard.h
index d7d527e63e..1b81f710f8 100644
--- a/gtk2_ardour/keyboard.h
+++ b/gtk2_ardour/keyboard.h
@@ -24,7 +24,7 @@
#include <vector>
#include <string>
-#include <sigc++/signal_system.h>
+#include <sigc++/signal.h>
#include <gtk/gtk.h>
#include <ardour/types.h>
@@ -36,7 +36,7 @@ using std::string;
class KeyboardTarget;
class ArdourDialog;
-class Keyboard : public SigC::Object, Stateful
+class Keyboard : public sigc::trackable, Stateful
{
public:
Keyboard ();