diff --git a/test/libcxx/localization/locales/locale.convenience/conversions/conversions.string/ctor_move.pass.cpp b/test/libcxx/localization/locales/locale.convenience/conversions/conversions.string/ctor_move.pass.cpp
index d4cb88e0c..75e2aeb06 100644
--- a/test/libcxx/localization/locales/locale.convenience/conversions/conversions.string/ctor_move.pass.cpp
+++ b/test/libcxx/localization/locales/locale.convenience/conversions/conversions.string/ctor_move.pass.cpp
@@ -7,6 +7,8 @@
 //
 //===----------------------------------------------------------------------===//
 
+// UNSUPPORTED: c++98, c++03
+
 // <locale>
 
 // wstring_convert<Codecvt, Elem, Wide_alloc, Byte_alloc>
diff --git a/test/std/localization/locales/locale.convenience/conversions/conversions.string/ctor_copy.pass.cpp b/test/std/localization/locales/locale.convenience/conversions/conversions.string/ctor_copy.pass.cpp
index 53b9ed6a1..72e79dfb1 100644
--- a/test/std/localization/locales/locale.convenience/conversions/conversions.string/ctor_copy.pass.cpp
+++ b/test/std/localization/locales/locale.convenience/conversions/conversions.string/ctor_copy.pass.cpp
@@ -7,6 +7,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+// These constructors are still unavailable in C++03, but this test depends
+// on access control SFINAE and fails without it.
+// UNSUPPORTED: c++98, c++03
+
 // <locale>
 
 // wstring_convert<Codecvt, Elem, Wide_alloc, Byte_alloc>