diff --git a/hw/dmx/dmxextension.c b/hw/dmx/dmxextension.c
index 24f796954..efcaca457 100644
--- a/hw/dmx/dmxextension.c
+++ b/hw/dmx/dmxextension.c
@@ -374,9 +374,6 @@ void dmxUpdateScreenResources(ScreenPtr pScreen, int x, int y, int w, int h)
 #ifdef PANORAMIX
 #include "panoramiXsrv.h"
 
-/* Defined in dix/events.c */
-extern void ReinitializeRootWindow(WindowPtr win, int xoff, int yoff);
-
 /** Change the "screen" window attributes by resizing the actual window
  *  on the back-end display (if necessary). */
 static void dmxConfigureScreenWindow(int idx,
diff --git a/include/dix.h b/include/dix.h
index 9fc5b07b3..7a4f49d4a 100644
--- a/include/dix.h
+++ b/include/dix.h
@@ -694,6 +694,9 @@ extern int TryClientEvents(
 
 extern void WindowsRestructured(void);
 
+#ifdef PANORAMIX
+extern void ReinitializeRootWindow(WindowPtr win, int xoff, int yoff);
+#endif
 
 #ifdef RANDR
 void