1 files changed, 5 insertions, 0 deletions
diff --git a/Python/pystate.c b/Python/pystate.c
index 64dcd577a0f..4a3cb24a199 100644
--- a/Python/pystate.c
+++ b/Python/pystate.c
@@ -645,6 +645,11 @@ new_threadstate(PyInterpreterState *interp, int init)
     tstate->gilstate_counter = 0;
     tstate->async_exc = NULL;
     tstate->thread_id = PyThread_get_thread_ident();
+#ifdef PY_HAVE_THREAD_NATIVE_ID
+    tstate->native_thread_id = PyThread_get_thread_native_id();
+#else
+    tstate->native_thread_id = 0;
+#endif
 
     tstate->dict = NULL;