diff --git a/libstdc++-v3/testsuite/std/time/syn_c++20.cc b/libstdc++-v3/testsuite/std/time/syn_c++20.cc
index f0ca1d43da6..6ba181dcaf2 100644
--- a/libstdc++-v3/testsuite/std/time/syn_c++20.cc
+++ b/libstdc++-v3/testsuite/std/time/syn_c++20.cc
@@ -75,6 +75,7 @@ namespace __gnu_test
   using std::chrono::clock_cast;
 
   using std::chrono::last_spec;
+#endif
 
   using std::chrono::day;
   using std::chrono::month;
@@ -100,6 +101,8 @@ namespace __gnu_test
   using std::chrono::make12;
   using std::chrono::make24;
 
+  // FIXME
+#if 0
   using std::chrono::tzdb;
   using std::chrono::tzdb_list;
   using std::chrono::get_tzdb;
@@ -130,6 +133,7 @@ namespace __gnu_test
   using std::chrono::local_time_format;
 
   using std::chrono::parse;
+#endif
 
   using std::chrono::last;
   using std::chrono::Sunday;
@@ -155,7 +159,6 @@ namespace __gnu_test
 
   using std::chrono_literals::operator""d;
   using std::chrono_literals::operator""y;
-#endif
 
   template<typename>
     constexpr bool is_duration = false;