diff --git a/README.md b/README.md
index 71789ea..71db09d 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ If you don't have YunoHost, please consult [the guide](https://yunohost.org/#/in
 
 Home automation platform
 
-**Shipped version:** 2022.2.9~ynh1
+**Shipped version:** 2022.2.9~ynh2
 
 **Demo:** https://demo.home-assistant.io
 
diff --git a/README_fr.md b/README_fr.md
index 92c18ff..564cf6c 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -13,7 +13,7 @@ Si vous n'avez pas YunoHost, regardez [ici](https://yunohost.org/#/install) pour
 
 Plateforme domotique
 
-**Version incluse :** 2022.2.9~ynh1
+**Version incluse :** 2022.2.9~ynh2
 
 **Démo :** https://demo.home-assistant.io
 
diff --git a/manifest.json b/manifest.json
index 79a4d7c..c583e82 100644
--- a/manifest.json
+++ b/manifest.json
@@ -6,7 +6,7 @@
         "en": "Home automation platform",
         "fr": "Plateforme domotique"
     },
-    "version": "2022.2.9~ynh1",
+    "version": "2022.2.9~ynh2",
     "url": "https://github.com/home-assistant/home-assistant",
     "upstream": {
         "license": "Apache-2.0",
diff --git a/scripts/_common.sh b/scripts/_common.sh
index 6c06500..445377b 100644
--- a/scripts/_common.sh
+++ b/scripts/_common.sh
@@ -41,6 +41,25 @@ myynh_create_dir () {
 	[ -d "$1" ] || mkdir -p "$1"
 }
 
+myynh_compile_libffi () {
+	ynh_print_info --message="Building libffi..."
+	
+	# Download
+	wget "https://github.com/libffi/libffi/releases/download/v3.3/libffi-3.3.tar.gz" 2>&1
+	
+	# Extract
+	tar zxf libffi-3.3.tar.gz
+	
+	# Install
+	cd libffi-3.3
+	ynh_exec_warn_less ./configure
+	ynh_exec_warn_less make install
+	ldconfig
+	
+	#Exit
+	cd ..
+}
+
 # Install specific python version
 # usage: myynh_install_python --python="3.8.6"
 # | arg: -p, --python=    - the python version to install
@@ -123,7 +142,7 @@ myynh_install_python () {
 	# Save python version in settings 
 	ynh_app_setting_set --app=$app --key=python --value="$python"
 }
-
+	
 # Install/Upgrade Homeassistant in virtual environement
 myynh_install_homeassistant () {
 	ynh_exec_as $app -H -s /bin/bash -c " \
diff --git a/scripts/install b/scripts/install
index bcaf8c3..4f2a7bb 100644
--- a/scripts/install
+++ b/scripts/install
@@ -70,6 +70,10 @@ ynh_app_setting_set --app=$app --key=port --value="$port"
 ynh_script_progression --message="Installing dependencies..."
 
 ynh_install_app_dependencies $pkg_dependencies
+
+# Install libffi-3.3 if libffi.so.7 is missing (buster)
+[[ $(ldconfig -p | grep libffi.so.7) ]] || myynh_compile_libffi
+
 myynh_install_python --python="$py_required_version"
 
 #=================================================
diff --git a/scripts/upgrade b/scripts/upgrade
index 8e51c99..4c261fa 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -153,6 +153,9 @@ ynh_script_progression --message="Upgrading dependencies..."
 
 ynh_install_app_dependencies $pkg_dependencies
 
+# Install libffi-3.3 if libffi.so.7 is missing (buster)
+[[ $(ldconfig -p | grep libffi.so.7) ]] || myynh_compile_libffi
+
 #=================================================
 # UPDATE A CONFIG FILE
 #=================================================