diff --git a/uppsrc/CtrlCore/GtkX11Util.cpp b/uppsrc/CtrlCore/GtkX11Util.cpp
index 60c467d78..00ef087c7 100644
--- a/uppsrc/CtrlCore/GtkX11Util.cpp
+++ b/uppsrc/CtrlCore/GtkX11Util.cpp
@@ -106,8 +106,6 @@ dword X11mods(dword key)
 	return mod;
 }
 
-#if 0 // retained for 3.8 compatibility
-
 int Ctrl::RegisterSystemHotKey(dword key, Function<void ()> cb)
 {
 	GuiLock __;
@@ -152,8 +150,6 @@ void Ctrl::UnregisterSystemHotKey(int id)
 	}
 }
 
-#endif
-
 GdkFilterReturn Ctrl::RootKeyFilter(GdkXEvent *xevent, GdkEvent *Xevent, gpointer data)
 {
 	XEvent *event = (XEvent *)xevent;