diff --git a/src/thread.c b/src/thread.c
index 391ba15..394cf78 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -1666,7 +1666,7 @@ pthread_create (pthread_t *th, const pthread_attr_t *attr, void *(* func)(void *
   /* Make sure tv->h has value of INVALID_HANDLE_VALUE */
   _ReadWriteBarrier();
 
-  thrd = (HANDLE) _beginthreadex(NULL, ssize, pthread_create_wrapper, tv, 0x4/*CREATE_SUSPEND*/, NULL);
+  thrd = (HANDLE) _beginthreadex(NULL, ssize, pthread_create_wrapper, tv, 0x4/*CREATE_SUSPEND*/, (unsigned int*)&tv->tid);
   if (thrd == INVALID_HANDLE_VALUE)
     thrd = 0;
   /* Failed */