--- a/hw/xfree86/modes/xf86Crtc.c
+++ b/hw/xfree86/modes/xf86Crtc.c
@@ -1377,6 +1377,11 @@ xf86ProbeOutputModes (ScrnInfoPtr scrn, int maxX, int maxY)
 	output->probed_modes = xf86ModesAdd (output->probed_modes, default_modes);
 	
 	/*
+	 * Check all modes against user's choice
+	 */
+	xf86ValidateModesUserConfig (scrn, output->probed_modes);
+
+	/*
 	 * Check all modes against max size
 	 */
 	if (maxX && maxY)