diff --git a/randr/randrstr.h b/randr/randrstr.h
index 132995106..7c5836704 100644
--- a/randr/randrstr.h
+++ b/randr/randrstr.h
@@ -595,10 +595,6 @@ extern _X_EXPORT Bool
 extern _X_EXPORT Bool
  RRCrtcGammaSetSize(RRCrtcPtr crtc, int size);
 
-/* rrdispatch.c */
-extern _X_EXPORT Bool
- RRClientKnowsRates(ClientPtr pClient);
-
 extern _X_EXPORT void
 RRLeaseTerminated(RRLeasePtr lease);
 
diff --git a/randr/randrstr_priv.h b/randr/randrstr_priv.h
index f36fa1189..22a0f0673 100644
--- a/randr/randrstr_priv.h
+++ b/randr/randrstr_priv.h
@@ -250,4 +250,13 @@ Bool RRReplaceScanoutPixmap(DrawablePtr pDrawable, PixmapPtr pPixmap, Bool enabl
  */
 Bool RRHasScanoutPixmap(ScreenPtr pScreen);
 
+/*
+ * Check whether client is operating on recent enough protocol version
+ * to know about refresh rates. This has influence on reply packet formats
+ *
+ * @param pClient the client to check
+ * @return TRUE if client using recent enough protocol version
+ */
+Bool RRClientKnowsRates(ClientPtr pClient);
+
 #endif /* _XSERVER_RANDRSTR_PRIV_H_ */