diff --git a/README.md b/README.md
index a98ae90..95261ac 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,8 @@ If you don't have a dh.pem file in `/etc/yunohost/certs/YOUR DOMAIN/dh.pem` you
 You could built it by this cmd : `sudo openssl dhparam -out /etc/yunohost/certs/YOUR DOMAIN/dh.pem 2048 > /dev/null`
 After that you can install it without problem.
 
-The install use the python virtualenvironement. Everything is built on the install and some package a compiled so it could take a long time if the processor is slow.
+The package use a prebuild python virtualenvironnement. The binary are taken from this repos : https://github.com/Josue-T/synapse_python_build
+The script to build the binary is also available.
 
 ### Package update package
 
diff --git a/conf/armv7.src b/conf/armv7.src
new file mode 100644
index 0000000..5e3feda
--- /dev/null
+++ b/conf/armv7.src
@@ -0,0 +1,12 @@
+
+SOURCE_URL=https://github.com/Josue-T/synapse_python_build/releases/download/v0.24.1/matrix-synapse_0.24.1-bin1_armv7l.tar.gz
+SOURCE_SUM=20b6b3b195210aa778a017796a310b4327d8ecbd1b423214e83603aae319957c
+# (Optional) Program to check the integrity (sha256sum, md5sum...)
+# default: sha256
+SOURCE_SUM_PRG=sha256sum
+# (Optional) Archive format
+# default: tar.gz
+SOURCE_FORMAT=tar.gz
+# (Optional) Put false if sources are directly in the archive root
+# default: true
+SOURCE_IN_SUBDIR=true
diff --git a/scripts/_common.sh b/scripts/_common.sh
index cc15aab..d8496af 100755
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -8,7 +8,7 @@ synapse_db_user="matrix_synapse"
 synapse_version="0.24.1"
 
 install_dependances() {
-	ynh_install_app_dependencies coturn build-essential python2.7-dev libffi-dev python-pip python-setuptools sqlite3 libssl-dev python-virtualenv libjpeg-dev libpq-dev postgresql
+	ynh_install_app_dependencies coturn build-essential python2.7-dev libffi-dev python-pip python-setuptools sqlite3 libssl-dev python-virtualenv libxml2-dev libxslt1-dev python-lxml libjpeg-dev libpq-dev postgresql
 	pip install --upgrade pip
 	pip install --upgrade virtualenv
 }
@@ -25,15 +25,23 @@ setup_dir() {
 }
 
 install_source() {
-    # Install synapse in virtualenv
-    PS1=""
-    cp ../conf/virtualenv_activate $final_path/bin/activate
-    source $final_path/bin/activate
-    pip install --upgrade pip
-    pip install --upgrade setuptools
-    pip install --upgrade cffi ndg-httpsclient psycopg2 lxml
-    pip install --upgrade https://github.com/matrix-org/synapse/tarball/master
-    deactivate
+	if [ -n "$(uname -m | grep arm)" ]
+	then
+		ynh_setup_source $final_path/ "armv7"
+	else
+		# Install virtualenv if it don't exist
+		test -e $final_path/bin || virtualenv -p python2.7 $final_path
+
+		# Install synapse in virtualenv
+		PS1=""
+		cp ../conf/virtualenv_activate $final_path/bin/activate
+		source $final_path/bin/activate
+		pip install --upgrade pip
+		pip install --upgrade setuptools
+		pip install --upgrade cffi ndg-httpsclient psycopg2 lxml
+		pip install --upgrade https://github.com/matrix-org/synapse/tarball/master
+		deactivate
+	fi
 
     # Set permission
     chown $synapse_user:root -R $final_path