diff --git a/scripts/InstallScripts/InstallPackages.sh b/scripts/InstallScripts/InstallPackages.sh
index 3844402..31f9095 100755
--- a/scripts/InstallScripts/InstallPackages.sh
+++ b/scripts/InstallScripts/InstallPackages.sh
@@ -34,7 +34,7 @@ done
 dpkg-reconfigure tzdata
 
 #Install shared packages
-DEBIAN_FRONTEND=noninteractive apt install -y xorg acpi-support lightdm tasksel dpkg librsvg2-common xorg xserver-xorg-input-libinput alsa-utils anacron avahi-daemon eject iw libnss-mdns xdg-utils mousepad vlc dconf-cli dconf-editor sudo dtrx emacs
+DEBIAN_FRONTEND=noninteractive apt install -y xorg acpi-support lightdm tasksel dpkg librsvg2-common xorg xserver-xorg-input-libinput alsa-utils anacron avahi-daemon eject iw libnss-mdns xdg-utils mousepad vlc dconf-cli dconf-editor sudo dtrx emacs sysfsutils bluetooth
 DEBIAN_FRONTEND=noninteractive apt install -y network-manager-gnome network-manager-openvpn network-manager-openvpn-gnome
 
 # #install firefox from buster (if buster repos are present, i.e. installed suite is less than bullseye), otherwise from default suite
@@ -60,6 +60,9 @@ patch /usr/share/X11/xkb/rules/evdev.xml < $DIR/xkb/rules/evdev.xml.chromebook.p
 
 cp  $DIR/xkb/keyboard /etc/default/keyboard
 
+#disable ertm for csr8510 bluetooth, issue #117
+echo "module/bluetooth/parameters/disable_ertm = 1" > /etc/sysfs.conf
+
 if [ "$DE" = "xfce" ]
 then
   # remove light-locker, as it is broken on this machine. See issue https://github.com/SolidHal/PrawnOS/issues/56#issuecomment-504681175
@@ -175,7 +178,7 @@ do
     done
 done
 
-usermod -a -G sudo,netdev,input,video $username
+usermod -a -G sudo,netdev,input,video,bluetooth $username
 
 dmesg -E
 
diff --git a/scripts/buildFilesystem.sh b/scripts/buildFilesystem.sh
index 939eb4b..1d9602d 100755
--- a/scripts/buildFilesystem.sh
+++ b/scripts/buildFilesystem.sh
@@ -154,9 +154,6 @@ chroot $outmnt apt install -y udev kmod net-tools inetutils-ping traceroute ipro
 cp -f $build_resources/external_fstab $outmnt/etc/fstab
 chmod 644 /etc/fstab
 
-#disable ertm for csr8510 bluetooth, issue #117
-echo "options bluetooth disable_ertm=Y" > $outmnt/etc/modprobe.d/bluetooth.conf
-
 #Cleanup to reduce install size
 chroot $outmnt apt-get autoremove --purge
 chroot $outmnt apt-get clean
@@ -168,7 +165,7 @@ chroot $outmnt apt install -y libinput-tools xdotool build-essential
 chroot $outmnt apt-get install -y -t unstable -d xsecurelock
 
 #Download the packages to be installed by Install.sh:
-chroot $outmnt apt-get install -y -d xorg acpi-support lightdm tasksel dpkg librsvg2-common xorg xserver-xorg-input-libinput alsa-utils anacron avahi-daemon eject iw libnss-mdns xdg-utils lxqt crda xfce4 dbus-user-session system-config-printer tango-icon-theme xfce4-power-manager xfce4-terminal xfce4-goodies mousepad vlc libutempter0 xterm numix-gtk-theme dconf-cli dconf-editor plank network-manager-gnome network-manager-openvpn network-manager-openvpn-gnome dtrx emacs accountsservice sudo pavucontrol-qt papirus-icon-theme
+chroot $outmnt apt-get install -y -d xorg acpi-support lightdm tasksel dpkg librsvg2-common xorg xserver-xorg-input-libinput alsa-utils anacron avahi-daemon eject iw libnss-mdns xdg-utils lxqt crda xfce4 dbus-user-session system-config-printer tango-icon-theme xfce4-power-manager xfce4-terminal xfce4-goodies mousepad vlc libutempter0 xterm numix-gtk-theme dconf-cli dconf-editor plank network-manager-gnome network-manager-openvpn network-manager-openvpn-gnome dtrx emacs accountsservice sudo pavucontrol-qt papirus-icon-theme sysfsutils bluetooth
 
 chroot $outmnt apt-get install -d -y firefox-esr
 # grab chromium as well, since sound is still broken in firefox for some media