diff --git a/tests/test_memory.cpp b/tests/test_memory.cpp
index 790ce97..0085cf1 100644
--- a/tests/test_memory.cpp
+++ b/tests/test_memory.cpp
@@ -110,7 +110,7 @@ TEST(memory_large_allocations)
 			// grow
 			for (node = doc.first_child(); node; node = node.next_sibling())
 			{
-				std::basic_string<char_t> s{ node.value() };
+				std::basic_string<char_t> s(node.value());
 
 				CHECK(node.set_value((s + s).c_str()));
 			}