diff --git a/installer/installer.sh b/installer/installer.sh
index 118e87c..b1675fc 100755
--- a/installer/installer.sh
+++ b/installer/installer.sh
@@ -364,7 +364,7 @@ chmod 0750 $MOUNTPOINT/root
 UDEV_ROOT=$MOUNTPOINT/dev /lib/udev/devices/MAKEDEV
 
 dcop_write $"Binding system dirs to new mountpoint..." 73
-echo $"Binding /dev to new mountpoint"
+echo $"Binding /dev, /proc and /sys to new mountpoint"
 mount -o bind /dev $MOUNTPOINT/dev || {
    echo $"Error: could not bind /dev to new mountpoint; aborting." >&2
    abort
@@ -373,6 +373,10 @@ mount -o bind /proc $MOUNTPOINT/proc || {
    echo $"Error: could not bind /proc to new mountpoint; aborting." >&2
    abort
 }
+mount -o bind /sys $MOUNTPOINT/sys || {
+   echo $"Error: could not bind /sys to new mountpoint; aborting." >&2
+   abort
+}
 
 # set root partition in fstab
 # must be done before mkinitrd
@@ -655,6 +659,7 @@ rm -f $MOUNTPOINT/root/.DCOPserver* $MOUNTPOINT/root/.ICEauthority
 
 umount $MOUNTPOINT/dev
 umount $MOUNTPOINT/proc
+umount $MOUNTPOINT/sys
 [ "$INSTALL_HOME_DEVICE" ] && umount $MOUNTPOINT/home
 
 # NOTE: move INPUT_FILE instead of copying to prevent mambawelcome from starting from
diff --git a/installer/po/it.po b/installer/po/it.po
index cc1cf30..8ac13b7 100644
--- a/installer/po/it.po
+++ b/installer/po/it.po
@@ -683,8 +683,8 @@ msgstr "Errore: non posso eseguire MAKEDEV; uscita."
 msgid "Binding system dirs to new mountpoint..."
 msgstr "Collego i percorsi di sistema al nuovo punto di mount..."
 #: installer.sh:226
-msgid "Binding /dev to new mountpoint"
-msgstr "Collego /dev al nuovo punto di mount"
+msgid "Binding /dev, /proc and /sys to new mountpoint"
+msgstr "Collego /dev, /proc e /sys al nuovo punto di mount"
 #: installer.sh:228
 msgid "Error: could not bind /dev to new mountpoint; aborting."
 msgstr "Errore: non posso legare /dev al nuovo punto di mount; uscita."