diff --git a/unix/xserver17.patch b/unix/xserver17.patch
index 36c96ec..ac240a3 100644
--- a/unix/xserver17.patch
+++ b/unix/xserver17.patch
@@ -16,13 +16,14 @@
  AM_PROG_AS
  AC_PROG_INSTALL
  AC_PROG_LN_S
-@@ -1383,6 +1383,9 @@ if test "x$XVFB" = xyes; then
+@@ -1383,6 +1383,10 @@ if test "x$XVFB" = xyes; then
  	AC_SUBST([XVFB_SYS_LIBS])
  fi
  
 +dnl Xvnc DDX
 +AC_SUBST([XVNC_CPPFLAGS], ["-DHAVE_DIX_CONFIG_H $XEXT_INC $FB_INC $MI_INC $RENDER_INC $RANDR_INC"])
 +AC_SUBST([XVNC_LIBS], ["$FB_LIB $FIXES_LIB $XEXT_LIB $CONFIG_LIB $DBE_LIB $RECORD_LIB $GLX_LIBS $RANDR_LIB $RENDER_LIB $DAMAGE_LIB $MIEXT_DAMAGE_LIB $MIEXT_SHADOW_LIB $XI_LIB $XKB_LIB $XKB_STUB_LIB $COMPOSITE_LIB $MAIN_LIB"])
++AC_SUBST([LIBVNC_LIBS], ["$XI_LIB $DIX_LIB $XKB_LIB"])
  
  dnl Xnest DDX