diff --git a/scripts/install b/scripts/install
index af3e0e0..8cdc20d 100755
--- a/scripts/install
+++ b/scripts/install
@@ -23,7 +23,6 @@ ynh_abort_if_errors
 domain=$YNH_APP_ARG_DOMAIN
 path_url=$YNH_APP_ARG_PATH
 is_public=$YNH_APP_ARG_IS_PUBLIC
-architecture=$YNH_ARCH
 
 app=$YNH_APP_INSTANCE_NAME
 
@@ -73,7 +72,7 @@ ynh_script_progression --message="Setting up source files..." --weight=3
 
 ynh_app_setting_set --app=$app --key=final_path --value=$final_path
 # Download, check integrity, uncompress and patch the source from app.src
-ynh_setup_source --dest_dir="$final_path" --source_id="$architecture"
+ynh_setup_source --dest_dir="$final_path" --source_id=$YNH_ARCH
 
 touch $final_path/database.db
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 0f44957..176c25f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -20,7 +20,6 @@ domain=$(ynh_app_setting_get --app=$app --key=domain)
 path_url=$(ynh_app_setting_get --app=$app --key=path)
 final_path=$(ynh_app_setting_get --app=$app --key=final_path)
 port=$(ynh_app_setting_get --app=$app --key=port)
-architecture=$YNH_ARCH
 
 #=================================================
 # CHECK VERSION
@@ -80,7 +79,7 @@ then
 	ynh_script_progression --message="Upgrading source files..." --weight=4
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path" --source_id="$architecture" --keep="$final_path/settings.json"
+	ynh_setup_source --dest_dir="$final_path" --source_id=$YNH_ARCH --keep="$final_path/settings.json"
 fi
 
 chmod 750 "$final_path"