diff --git a/hplip.fdi b/hplip.fdi
index cbbdc08..29974e5 100644
--- a/hplip.fdi
+++ b/hplip.fdi
@@ -6,6 +6,7 @@
     <match key="info.bus" contains="usb_device">
       <match key="usb_device.vendor_id" int="0x03f0">
         <append key="info.capabilities" type="strlist">scanner</append>
+        <append key="access_control.grant_group" type="strlist">lp</append>
       </match>
     </match>
 
diff --git a/hplip.spec b/hplip.spec
index ba61fc5..b67d4a6 100644
--- a/hplip.spec
+++ b/hplip.spec
@@ -1,7 +1,7 @@
 Summary: HP Linux Imaging and Printing Project
 Name: hplip
 Version: 2.7.12
-Release: 2%{?dist}
+Release: 3%{?dist}
 License: GPLv2+ and MIT
 Group: System Environment/Daemons
 Conflicts: system-config-printer < 0.6.132
@@ -280,6 +280,9 @@ fi
 exit 0
 
 %changelog
+* Wed Jan 23 2008 Tim Waugh <twaugh@redhat.com> 2.7.12-3
+- Really grant the ACL for the lp group (bug #424331).
+
 * Fri Jan 18 2008 Tim Waugh <twaugh@redhat.com> 2.7.12-2
 - Ship installer directory (bug #428246).
 - Avoid multilib conflict (bug #341531).