diff --git a/scripts/upgrade b/scripts/upgrade
index 124f67c..f4e4b4b 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -23,7 +23,7 @@ ynh_systemd_action --service_name=$app --action=stop --log_path="systemd"
 #=================================================
 ynh_script_progression --message="Upgrading source files..." --weight=3
 
-ynh_setup_source --dest_dir="$install_dir"
+ynh_setup_source --dest_dir="$install_dir" --full_replace=1
 
 chown -R $app:www-data "$install_dir"
 chmod +x $install_dir/komga.jar