diff --git a/tests/parser_methods.cpp b/tests/parser_methods.cpp
index d8080b3..57e6e56 100644
--- a/tests/parser_methods.cpp
+++ b/tests/parser_methods.cpp
@@ -44,7 +44,7 @@
     SECTION("availableNodes")
     {
         std::set<std::string> expected;
-        boost::optional<boost::variant<dataPath_, schemaPath_>> arg{boost::none};
+        boost::optional<boost::variant<boost::variant<dataPath_, schemaPath_>, module_>> arg{boost::none};
         SECTION("cwd: /")
         {
             SECTION("arg: <none>")