diff --git a/chalk/ui/kis_canvas.cc b/chalk/ui/kis_canvas.cc
index bcffde585..63ae4ab06 100644
--- a/chalk/ui/kis_canvas.cc
+++ b/chalk/ui/kis_canvas.cc
@@ -78,6 +78,7 @@
 #include <tqdesktopwidget.h>
 #include <tqapplication.h>
 
+#include <X11/XKBlib.h>
 #include <X11/keysym.h>
 
 bool KisCanvasWidget::X11SupportInitialised = false;