diff --git a/Misc/NEWS b/Misc/NEWS
index 0ced972..36567f7 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -166,6 +166,9 @@
 Library
 -------
 
+- Issue #1733986: Fixed mmap crash in accessing elements of second map object
+  with same tagname but larger size than first map. (Windows)
+
 - Issue #5386: mmap.write_byte didn't check map size, so it could cause buffer
   overrun.