diff --git a/unix/x0vncserver/XDesktop.h b/unix/x0vncserver/XDesktop.h
index 3e85aac..840d433 100644
--- a/unix/x0vncserver/XDesktop.h
+++ b/unix/x0vncserver/XDesktop.h
@@ -56,7 +56,7 @@
   virtual void pointerEvent(const rfb::Point& pos, int buttonMask);
   KeyCode XkbKeysymToKeycode(Display* dpy, KeySym keysym);
   virtual void keyEvent(rdr::U32 keysym, rdr::U32 xtcode, bool down);
-  virtual void clientCutText(const char* str, int len);
+  virtual void clientCutText(const char* str);
   virtual unsigned int setScreenLayout(int fb_width, int fb_height,
                                        const rfb::ScreenSet& layout);