diff --git a/libcxx/test/experimental/optional/optional.object/optional.object.observe/op_arrow.pass.cpp b/libcxx/test/experimental/optional/optional.object/optional.object.observe/op_arrow.pass.cpp
index adf775be25a9..e54a224d95b9 100644
--- a/libcxx/test/experimental/optional/optional.object/optional.object.observe/op_arrow.pass.cpp
+++ b/libcxx/test/experimental/optional/optional.object/optional.object.observe/op_arrow.pass.cpp
@@ -25,7 +25,11 @@ using std::experimental::optional;
 
 struct X
 {
+#if _LIBCPP_STD_VER > 14
+    constexpr int test() const {return 3;}
+#else
     constexpr int test() {return 3;}
+#endif
 };
 
 #endif  // _LIBCPP_STD_VER > 11