diff --git a/libcutils/threads.c b/libcutils/threads.c
index 036f8c5..4bae39e 100644
--- a/libcutils/threads.c
+++ b/libcutils/threads.c
@@ -35,7 +35,9 @@
 #ifndef __ANDROID__
 pid_t gettid() {
 #if defined(__APPLE__)
-  return syscall(SYS_thread_selfid);
+  uint64_t tid;
+  pthread_threadid_np(NULL, &tid);
+  return tid;
 #elif defined(__linux__)
   return syscall(__NR_gettid);
 #elif defined(_WIN32)