diff --git a/xorg-x11-server.spec b/xorg-x11-server.spec
index 6fc3ca5..21bdaae 100644
--- a/xorg-x11-server.spec
+++ b/xorg-x11-server.spec
@@ -20,7 +20,7 @@
 Summary:   X.Org X11 X server
 Name:      xorg-x11-server
 Version:   1.4.99.901
-Release:   19.%{gitdate}%{?dist}
+Release:   20.%{gitdate}%{?dist}
 URL:       http://www.x.org
 License:   MIT
 Group:     User Interface/X
@@ -52,7 +52,7 @@ Patch1014:  xserver-1.4.99-xaa-evict-pixmaps.patch
 Patch2013:  xserver-1.4.99-document-fontpath-correctly.patch
 
 # Trivial things to maybe merge upstream at next rebase
-#Patch4000:
+Patch4000: xserver-1.5.0-quirk-acr.patch
 
 # Trivial things to never merge upstream ever
 # Don't merge this without protecting the gccisms.
@@ -513,6 +513,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Wed Apr 09 2008 Dave Airlie <airlied@redhat.com> 1.4.99.901-20.20080407
+- xserver-1.5.0-quirk-acr.patch - add quirk for another monitor.
+
 * Tue Apr 08 2008 Adam Jackson <ajax@redhat.com> 1.4.99.901-19.20080407
 - Today's rebase.  Patch merge, some int10 fixes.
 
diff --git a/xserver-1.5.0-quirk-acr.patch b/xserver-1.5.0-quirk-acr.patch
new file mode 100644
index 0000000..1306bcf
--- /dev/null
+++ b/xserver-1.5.0-quirk-acr.patch
@@ -0,0 +1,30 @@
+From b19027fbaea4c3a146926e862983e0e3411fff3d Mon Sep 17 00:00:00 2001
+From: Dave Airlie <airlied@linux.ie>
+Date: Wed, 9 Apr 2008 14:27:58 +1000
+Subject: [PATCH] quirk: add quirk for ACR 640x350 default mode is wrong
+
+RH #440186
+---
+ hw/xfree86/modes/xf86EdidModes.c |    6 ++++++
+ 1 files changed, 6 insertions(+), 0 deletions(-)
+
+diff --git a/hw/xfree86/modes/xf86EdidModes.c b/hw/xfree86/modes/xf86EdidModes.c
+index 8f7d45d..09d0039 100644
+--- a/hw/xfree86/modes/xf86EdidModes.c
++++ b/hw/xfree86/modes/xf86EdidModes.c
+@@ -93,6 +93,12 @@ static Bool quirk_prefer_large_60 (int scrnIndex, xf86MonPtr DDC)
+ 	DDC->vendor.prod_id == 638)
+ 	return TRUE;
+ 
++    /* Acer F51 */
++    if (memcmp (DDC->vendor.name, "API", 4) == 0 &&
++	DDC->vendor.prod_id == 0x7602)
++	return TRUE;
++
++
+     return FALSE;
+ }
+ 
+-- 
+1.5.4.1
+