diff --git a/README.md b/README.md
index 8a1923d..676eae6 100644
--- a/README.md
+++ b/README.md
@@ -99,7 +99,7 @@ git clone https://github.com/armbian/build --depth=1
 cp -r userpatches/ build/
 
 cd build
-./compile.sh docker BOARD=lime-a33 BSPFREEZE=yes BRANCH=current RELEASE=buster BUILD_MINIMAL=no BUILD_DESKTOP=yes KERNEL_ONLY=no KERNEL_CONFIGURE=no DESKTOP_ENVIRONMENT=xfce DESKTOP_ENVIRONMENT_CONFIG_NAME=config_base DESKTOP_APPGROUPS_SELECTED="3dsupport browsers" COMPRESS_OUTPUTIMAGE=sha,gpg,img
+./compile.sh docker BOARD=lime-a33 BSPFREEZE=yes BRANCH=current RELEASE=sid BUILD_MINIMAL=no BUILD_DESKTOP=yes KERNEL_ONLY=no KERNEL_CONFIGURE=no DESKTOP_ENVIRONMENT=xfce DESKTOP_ENVIRONMENT_CONFIG_NAME=config_base DESKTOP_APPGROUPS_SELECTED="3dsupport browsers" COMPRESS_OUTPUTIMAGE=sha,gpg,img
 ```
 
 ## install on sdcard
diff --git a/userpatches/customize-image.sh b/userpatches/customize-image.sh
index f3eca1e..6bf14a4 100644
--- a/userpatches/customize-image.sh
+++ b/userpatches/customize-image.sh
@@ -28,6 +28,7 @@ Main() {
 	apt-get install -y quisk tigervnc-standalone-server socat ser2net gdb-minimal gdbserver strace e2fsprogs xfce4-battery-plugin xfce4-power-manager libqt5sql5-sqlite xinetd
 	apt-get install -y gstreamer1.0-plugins-good gstreamer1.0-plugins-base gstreamer1.0-pulseaudio gstreamer1.0-alsa
     apt-get install -y nano htop curl ncdu gpg dtrx localepurge mtr-tiny screen iotop git wget net-tools sudo file bash-completion psmisc dnsutils software-properties-common apt-transport-https xauth aptitude fzf
+	apt-get install -y bluez-alsa-utils
 
 	wget https://physics.princeton.edu/pulsar/k1jt/wsjtx_2.5.4_armhf.deb -O /root/wsjtx_2.5.4_armhf.deb
 
diff --git a/userpatches/overlay/etc/pulse/system.pa b/userpatches/overlay/etc/pulse/system.pa
index 553bef7..a0402b0 100644
--- a/userpatches/overlay/etc/pulse/system.pa
+++ b/userpatches/overlay/etc/pulse/system.pa
@@ -56,6 +56,6 @@ load-module module-suspend-on-idle
 ### Enable positioned event sounds
 load-module module-position-event-sounds
 
-### Enable bluetooth
-load-module module-bluetooth-policy
-load-module module-bluetooth-discover
+### Enable bluetooth bluez-alsa is used by X6100 APP
+#load-module module-bluetooth-policy
+#load-module module-bluetooth-discover