diff --git a/vbox-vboxadd-init-script.diff b/vbox-vboxadd-init-script.diff
index ef4037b..af71e90 100644
--- a/vbox-vboxadd-init-script.diff
+++ b/vbox-vboxadd-init-script.diff
@@ -2,7 +2,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
 ===================================================================
 --- src/VBox/Additions/linux/installer/vboxadd.sh.orig
 +++ src/VBox/Additions/linux/installer/vboxadd.sh
-@@ -21,11 +21,12 @@
+@@ -21,14 +21,18 @@
  #
  ### BEGIN INIT INFO
  # Provides:       vboxadd
@@ -17,8 +17,15 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
 +# Short-Description: VirtualBox Linux Additions kernel modules
  ### END INIT INFO
  
- . /var/lib/VBoxGuestAdditions/config
-@@ -169,8 +170,6 @@ fi
+-. /var/lib/VBoxGuestAdditions/config
++if [ -f /var/lib/VBoxGuestAdditions/config ]; then
++	. /var/lib/VBoxGuestAdditions/config
++fi
++
+ export BUILD_TYPE
+ export USERNAME
+ 
+@@ -169,8 +173,6 @@ fi
  
  dev=/dev/vboxguest
  userdev=/dev/vboxuser
@@ -27,7 +34,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  
  test_for_gcc_and_make()
  {
-@@ -256,12 +255,6 @@ do_vboxguest_non_udev()
+@@ -256,12 +258,6 @@ do_vboxguest_non_udev()
              fail "Cannot create device $dev with major $maj and minor $min"
          }
      fi
@@ -40,7 +47,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  
      if [ ! -c $userdev ]; then
          maj=10
-@@ -272,12 +265,6 @@ do_vboxguest_non_udev()
+@@ -272,12 +268,6 @@ do_vboxguest_non_udev()
                  rmmod vboxguest 2>/dev/null
                  fail "Cannot create device $userdev with major $maj and minor $min"
              }
@@ -53,7 +60,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
          fi
      fi
  }
-@@ -308,8 +295,7 @@ start()
+@@ -308,8 +298,7 @@ start()
          do_vboxguest_non_udev;;
      esac
  
@@ -63,7 +70,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
              $MODPROBE vboxsf > /dev/null 2>&1 || {
                  if dmesg | grep "vboxConnect failed" > /dev/null 2>&1; then
                      fail_msg
-@@ -319,8 +305,7 @@ start()
+@@ -319,8 +308,7 @@ start()
                  fi
                  fail "modprobe vboxsf failed"
              }
@@ -73,7 +80,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
  
      # Mount all shared folders from /etc/fstab. Normally this is done by some
      # other startup script but this requires the vboxdrv kernel module loaded.
-@@ -337,10 +322,8 @@ stop()
+@@ -337,10 +325,8 @@ stop()
      if ! umount -a -t vboxsf 2>/dev/null; then
          fail "Cannot unmount vboxsf folders"
      fi
@@ -86,7 +93,7 @@ Index: src/VBox/Additions/linux/installer/vboxadd.sh
      fi
      if running_vboxguest; then
          rmmod vboxguest 2>/dev/null || fail "Cannot unload module vboxguest"
-@@ -500,16 +483,8 @@ extra_setup()
+@@ -500,16 +486,8 @@ extra_setup()
  # setup_script
  setup()
  {
diff --git a/virtualbox.changes b/virtualbox.changes
index 2804343..602cf32 100644
--- a/virtualbox.changes
+++ b/virtualbox.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Tue May 15 12:16:30 UTC 2012 - mseben@gmail.com
+
+- modify vboxadd-init-script.diff to fix issues with missing 
+  config file on guest [bnc#761923]
+
 -------------------------------------------------------------------
 Sun Apr 29 16:02:54 UTC 2012 - mseben@gmail.com