diff --git a/tests/path_utils.cpp b/tests/path_utils.cpp
index f8dc250..c23984d 100644
--- a/tests/path_utils.cpp
+++ b/tests/path_utils.cpp
@@ -25,7 +25,7 @@
             {
                 path.m_scope = Scope::Relative;
             }
-            path.m_nodes.push_back(dataNode_{module_{"example-schema"}, listElement_{"twoKeyList", {{"first", "a"}, {"second", "b"}}}});
+            path.m_nodes.push_back(dataNode_{module_{"example-schema"}, listElement_{"twoKeyList", {{"first", std::string{"a"}}, {"second", std::string{"b"}}}}});
             expected += "example-schema:twoKeyList[first='a'][second='b']";
         }
         REQUIRE(pathToDataString(path, Prefixes::WhenNeeded) == expected);