diff --git a/conf/app.src b/conf/app.src
deleted file mode 100644
index 5bda8ec..0000000
--- a/conf/app.src
+++ /dev/null
@@ -1,6 +0,0 @@
-SOURCE_URL=https://github.com/ngoduykhanh/wireguard-ui/releases/download/v0.2.5/wireguard-ui-v0.2.5-linux-amd64.tar.gz
-SOURCE_SUM=BEB3B73E173B115B355F83DFE2D7E6AA2125D692E389319930ABBFA215F1657B
-SOURCE_SUM_PRG=sha256sum
-SOURCE_FORMAT=tar.gz
-SOURCE_IN_SUBDIR=false
-SOURCE_FILENAME=
diff --git a/scripts/upgrade b/scripts/upgrade
index af11b4c..412f897 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -79,10 +79,6 @@ ynh_systemd_action --service_name=wireguard_ui --action="stop" --log_path="/var/
 systemctl disable --now --quiet wireguard.path
 ynh_systemd_action --service_name=wireguard --action="stop"
 
-ynh_remove_systemd_config --service=wireguard_ui
-ynh_secure_remove --file="/etc/systemd/system/wireguard.path"
-ynh_remove_systemd_config --service=wireguard
-
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================
@@ -92,7 +88,7 @@ then
 	ynh_script_progression --message="Upgrading source files..." --time --weight=1
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$final_path"
+	ynh_setup_source --dest_dir="$final_path" --source_id="$(ynh_detect_arch)"
 fi
 
 #=================================================