diff --git a/scripts/upgrade b/scripts/upgrade
index 7b2688f..aa5fa89 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -37,7 +37,7 @@ then
 	ynh_script_progression --message="Upgrading source files..."
 
 	# Download, check integrity, uncompress and patch the source from app.src
-	ynh_setup_source --dest_dir="$install_dir" --keep="configuration.php"
+	ynh_setup_source --dest_dir="$install_dir" --full_replace=1 --keep="configuration.php"
 	# Run internal update of joomla fixing missing database tables
 	pushd "$install_dir"
 		php$phpversion cli/joomla.php core:update