diff --git a/randr/randrstr.h b/randr/randrstr.h
index 77a48c08d..07f05fa95 100644
--- a/randr/randrstr.h
+++ b/randr/randrstr.h
@@ -519,8 +519,6 @@ extern _X_EXPORT Bool RRScreenInit(ScreenPtr pScreen);
 
 extern _X_EXPORT RROutputPtr RRFirstOutput(ScreenPtr pScreen);
 
-extern _X_EXPORT Bool RROutputSetNonDesktop(RROutputPtr output, Bool non_desktop);
-
 extern _X_EXPORT CARD16
  RRVerticalRefresh(xRRModeInfo * mode);
 
diff --git a/randr/randrstr_priv.h b/randr/randrstr_priv.h
index ab8246299..b20ccfe94 100644
--- a/randr/randrstr_priv.h
+++ b/randr/randrstr_priv.h
@@ -152,4 +152,11 @@ Bool RRInit(void);
  */
 RRCrtcPtr RRFirstEnabledCrtc(ScreenPtr pScreen);
 
+/*
+ * Set non-desktop property on given output. This flag should be TRUE on
+ * outputs where usual desktops shouldn't expand onto (eg. head displays,
+ * additional display bars in various handhelds, etc)
+ */
+Bool RROutputSetNonDesktop(RROutputPtr output, Bool non_desktop);
+
 #endif /* _XSERVER_RANDRSTR_PRIV_H_ */