diff --git a/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_size_structured_bindings.pass.cpp b/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_size_structured_bindings.pass.cpp
index fdd60663c..03fb78caa 100644
--- a/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_size_structured_bindings.pass.cpp
+++ b/test/std/utilities/tuple/tuple.tuple/tuple.helper/tuple_size_structured_bindings.pass.cpp
@@ -117,7 +117,8 @@ template <size_t N>
 int get(Test const&) { static_assert(N == 0, ""); return -1; }
 
 template <>
-struct std::tuple_element<0, Test> {
+class std::tuple_element<0, Test> {
+public:
   typedef int type;
 };
 
@@ -128,7 +129,8 @@ void test_before_tuple_size_specialization() {
 }
 
 template <>
-struct std::tuple_size<Test> {
+class std::tuple_size<Test> {
+public:
   static const size_t value = 1;
 };