Issue #9797: pystate.c wrongly assumed that zero couldn't be a valid
thread-local storage key.
diff --git a/Misc/NEWS b/Misc/NEWS
index 7a00e14..894983a 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@
 Core and Builtins
 -----------------
 
+- Issue #9797: pystate.c wrongly assumed that zero couldn't be a valid
+  thread-local storage key.
+
 Library
 -------