diff --git a/libcxx/include/__config b/libcxx/include/__config
index 8bc9e49e9b350b375272249a338abc78de16b1be..887ca8573a691932a5e47d7bc8d63067f9e3c03e 100644
--- a/libcxx/include/__config
+++ b/libcxx/include/__config
@@ -933,6 +933,10 @@ _LIBCPP_BEGIN_NAMESPACE_STD _LIBCPP_END_NAMESPACE_STD
 #      if _LIBCPP_GLIBC_PREREQ(2, 30)
 #        define _LIBCPP_HAS_COND_CLOCKWAIT
 #      endif
+#    elif defined(__OHOS_FAMILY__) // OHOS_LOCAL
+#      if defined(_LIBCPP_HAS_MUSL_LIBC)
+#        define _LIBCPP_HAS_COND_CLOCKWAIT
+#      endif
 #    endif
 #  endif
 
diff --git a/libcxx/include/__mutex_base b/libcxx/include/__mutex_base
index ac0d090b7d1944578d747fcc44c7e102f2c55b70..9fa1404cbd086e5302d198dc45cca3de9651db14 100644
--- a/libcxx/include/__mutex_base
+++ b/libcxx/include/__mutex_base
@@ -327,7 +327,7 @@ private:
     void __do_timed_wait(unique_lock<mutex>& __lk,
        chrono::time_point<chrono::system_clock, chrono::nanoseconds>) _NOEXCEPT;
 #if defined(_LIBCPP_HAS_COND_CLOCKWAIT)
-    void __do_timed_wait(unique_lock<mutex>& __lk,
+    _LIBCPP_HIDE_FROM_ABI void __do_timed_wait(unique_lock<mutex>& __lk,
        chrono::time_point<chrono::steady_clock, chrono::nanoseconds>) _NOEXCEPT;
 #endif
     template <class _Clock>