Issue #12797: Added custom opener parameter to builtin open() and FileIO.open().
diff --git a/Misc/NEWS b/Misc/NEWS
index e2c5760..1447ce3 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,9 @@
 Core and Builtins
 -----------------
 
+- Issue #12797: Added custom opener parameter to builtin open() and
+  FileIO.open().
+
 - Issue #10519: Avoid unnecessary recursive function calls in
   setobject.c.