diff --git a/conf/arm64.src b/conf/arm64.src
new file mode 100644
index 0000000..cc50123
--- /dev/null
+++ b/conf/arm64.src
@@ -0,0 +1,11 @@
+SOURCE_URL=https://github.com/haiwen/seafile-rpi/releases/download/v7.1.5/seafile-server-7.1.5-buster-armv7.tar.gz
+SOURCE_SUM=4baec21c1acaec6f50c7a1b229a728417d8fbf87fe3be98f128bc9d2ad399681
+# (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/conf/arm64_7_0.src b/conf/arm64_7_0.src
new file mode 100644
index 0000000..7cb9b0d
--- /dev/null
+++ b/conf/arm64_7_0.src
@@ -0,0 +1,11 @@
+SOURCE_URL=https://github.com/haiwen/seafile-rpi/releases/download/v7.0.5/seafile-server_7.0.5_stable_pi.tar.gz
+SOURCE_SUM=dae9ab5d232a2b56f129aa29e7e54d2de05d838f0479955543cebcb14c9417db
+# (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/experimental_helper.sh b/scripts/experimental_helper.sh
index 1d3db9b..6df5480 100644
--- a/scripts/experimental_helper.sh
+++ b/scripts/experimental_helper.sh
@@ -1,16 +1,27 @@
-# Detect the system architecture to download the right tarball
-# NOTE: `uname -m` is more accurate and universal than `arch`
-# See https://en.wikipedia.org/wiki/Uname
-if [ -n "$(uname -m | grep 64)" ]; then
-	architecture="x86-64"
-elif [ -n "$(uname -m | grep 86)" ]; then
-	architecture="i386"
-elif [ -n "$(uname -m | grep arm)" ]; then
-	architecture="arm"
-else
-	ynh_die --message "Unable to detect your achitecture, please open a bug describing \
-        your hardware and the result of the command \"uname -m\"." 1
-fi
+
+# Check the architecture
+#
+# example: architecture=$(ynh_detect_arch)
+#
+# usage: ynh_detect_arch
+#
+# Requires YunoHost version 2.2.4 or higher.
+
+ynh_detect_arch(){
+	local architecture
+	if [ -n "$(uname -m | grep arm64)" ] || [ -n "$(uname -m | grep aarch64)" ]; then
+		architecture="arm64"
+	elif [ -n "$(uname -m | grep 64)" ]; then
+		architecture="x86-64"
+	elif [ -n "$(uname -m | grep 86)" ]; then
+		architecture="i386"
+	elif [ -n "$(uname -m | grep arm)" ]; then
+		architecture="arm"
+	else
+		architecture="unknown"
+	fi
+	echo $architecture
+}
 
 
 # Add swap
diff --git a/scripts/install b/scripts/install
index cda7baa..b9ff3b9 100644
--- a/scripts/install
+++ b/scripts/install
@@ -27,6 +27,7 @@ final_path=/opt/yunohost/$app
 seafile_user=$app
 admin_password=$YNH_APP_ARG_ADMIN_PASSWORD
 seafile_version=$(ynh_app_upstream_version)
+architecture=$(ynh_detect_arch)
 
 # Create special path with / at the end
 if [[ $path_url == '/' ]]
diff --git a/scripts/restore b/scripts/restore
index 89ee42b..246a38d 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -23,6 +23,7 @@ seafile_data=/home/yunohost.app/seafile-data
 db_pwd=$(ynh_app_setting_get --app $app --key mysqlpwd)
 final_path=$(ynh_app_setting_get --app $app --key final_path)
 seafile_user=$app
+architecture=$(ynh_detect_arch)
 
 # Check domain/path availability
 ynh_webpath_available --domain $domain --path_url $path_url || ynh_die --message "$domain/$path_url is not available, please use an other domain or path."
diff --git a/scripts/upgrade b/scripts/upgrade
index 68cf2e7..ae4c847 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -27,6 +27,7 @@ seafile_user=$app
 seafile_data=/home/yunohost.app/seafile-data
 installed_version=${YNH_APP_CURRENT_VERSION/~ynh*/}
 seafile_version=$(ynh_app_upstream_version)
+architecture=$(ynh_detect_arch)
 
 if [ "$YNH_APP_CURRENT_VERSION" == '-' ]; then
     YNH_APP_CURRENT_VERSION="6.0.9~ynh0"