diff --git a/src/Makefile.am b/src/Makefile.am
index c79b635..0ff5de1 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -131,7 +131,7 @@ EXTRA_DIST = \
 	ati.h \
 	ativersion.h \
 	generic_bus.h \
-	radeon_common.h \
+#	radeon_common.h \
 	radeon_commonfuncs.c \
 	radeon_dri.h \
 	radeon_dripriv.h \
diff --git a/src/radeon_modes.c b/src/radeon_modes.c
index 2c72395..972d322 100644
--- a/src/radeon_modes.c
+++ b/src/radeon_modes.c
@@ -230,7 +230,15 @@ static void RADEONAddScreenModes(xf86Out
 
 	new = xf86CVTMode(width, height, 60.0, FALSE, FALSE);
 
-	new->type      |= M_T_USERDEF;
+	/* Ctrl+Alt+Keypad-Plus calls xf86ZoomViewport() 
+	 * which selects the next M_T_USERDEF mode. 
+	 */
+	/*new->type      |= M_T_USERDEF;*/
+
+	/* xf86Crtc.c preferredMode() sets M_T_PREFERRED of the first
+	 * screen mode if the option PreferredMode is not present.
+	 */
+	new->type      |= M_T_DRIVER;
 
 	new->next       = NULL;
 	new->prev       = last;