diff --git a/Dockerfile b/Dockerfile
index 855f82d..4066459 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 FROM buildpack-deps:stable-scm
 LABEL maintainer="Michele Bologna <github@michelebologna.net>"
 LABEL name="BitlBee Docker container by Michele Bologna"
-LABEL version="mb-3.6-20230403"
+LABEL version="mb-3.6-20232412"
 
 ENV BITLBEE_VERSION=3.6
 
diff --git a/build.sh b/build.sh
index 079da06..54665be 100755
--- a/build.sh
+++ b/build.sh
@@ -1,20 +1,22 @@
 #!/bin/bash
 
 apt update
-apt install -y --no-install-recommends autoconf automake build-essential gettext gcc libtool make \
-libglib2.0-dev libhttp-parser-dev libotr5-dev libpurple-dev libgnutls28-dev \
-libjson-glib-dev libpng-dev libolm-dev libprotobuf-c-dev protobuf-c-compiler \
-libgcrypt20-dev libmarkdown2-dev libpurple-dev libsqlite3-dev libwebp-dev libtool-bin \
-software-properties-common
+apt install -y --no-install-recommends autoconf automake build-essential \
+cmake g++ gettext gcc git gperf libtool make libglib2.0-dev libhttp-parser-dev \
+libotr5-dev libpurple-dev libgnutls28-dev libjson-glib-dev libpng-dev \
+libolm-dev libprotobuf-c-dev libssl-dev protobuf-c-compiler libgcrypt20-dev \
+libmarkdown2-dev libpng-dev libpurple-dev libsqlite3-dev libwebp-dev \
+libtool-bin pkg-config software-properties-common sudo
 
 cd
 curl -LO# https://get.bitlbee.org/src/bitlbee-$BITLBEE_VERSION.tar.gz
 curl -LO# https://github.com/EionRobb/skype4pidgin/archive/1.7.tar.gz
+git clone https://github.com/BenWiederhake/tdlib-purple.git
 curl -LO# https://github.com/bitlbee/bitlbee-facebook/archive/v1.2.2.tar.gz
 git clone https://github.com/EionRobb/purple-hangouts.git
 git clone https://alexschroeder.ch/cgit/bitlbee-mastodon
 git clone https://github.com/EionRobb/purple-rocketchat.git
-curl -LO# https://github.com/sm00th/bitlbee-discord/archive/0.4.3.tar.gz
+git clone https://github.com/sm00th/bitlbee-discord
 git clone https://github.com/dylex/slack-libpurple.git
 git clone https://github.com/jgeboski/bitlbee-steam.git
 git clone https://github.com/matrix-org/purple-matrix.git
@@ -37,10 +39,9 @@ make
 make install
 
 # tdlib-purple
-curl -fsSL https://download.opensuse.org/repositories/home:ars3n1y/Debian_11/Release.key | apt-key add -
-apt-add-repository 'deb http://download.opensuse.org/repositories/home:/ars3n1y/Debian_11/ /'
-apt update
-apt install -y --no-install-recommends libpurple-telegram-tdlib
+cd
+cd tdlib-purple
+./build_and_install.sh
 
 # bitlbee-facebook
 cd
@@ -72,8 +73,7 @@ make install
 
 # bitlbee-discord
 cd
-tar zxvf 0.4.3.tar.gz
-cd bitlbee-discord-0.4.3/
+cd bitlbee-discord
 ./autogen.sh
 ./configure
 make
@@ -115,7 +115,7 @@ libtool --finish /usr/local/lib/bitlbee
 # cleanup
 apt autoremove --purge -y
 apt remove -y --purge autoconf automake autotools-dev binutils binutils-common binutils-x86-64-linux-gnu build-essential \
-bzip2 cpp* dpkg-dev gettext gettext-base libbinutils libgcc-*-dev libsqlite3-dev libstdc++-*-dev \
+bzip2 cmake cpp* dpkg-dev gettext gettext-base libbinutils libgcc-*-dev libsqlite3-dev libstdc++-*-dev \
 libtasn1-*-dev libtool libtool-bin m4 make nettle-dev patch xz-utils
 apt clean
 rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* /tmp/*
@@ -123,11 +123,12 @@ cd
 rm -fr /root/build.sh
 rm -fr $BITLBEE_VERSION*
 rm -fr 1.7.tar.gz skype4pidgin-*
+rm -fr tdlib-purple*
 rm -fr v1.2.1.tar.gz bitlbee-facebook-*
 rm -fr purple-hangouts
 rm -rf bitlbee-mastodon
 rm -rf purple-rocketchat
-rm -fr bitlbee-discord-0.4.3/ 0.4.3.tar.gz
+rm -fr bitlbee-discord*
 rm -fr slack-libpurple
 rm -fr bitlbee-steam
 rm -fr purple-matrix