Issue #15866: The xmlcharrefreplace error handler no more produces two XML
entities for a non-BMP character on narrow build.
diff --git a/Misc/NEWS b/Misc/NEWS
index 64668dd..af3a94b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -9,6 +9,9 @@
 Core and Builtins
 -----------------
 
+- Issue #15866: The xmlcharrefreplace error handler no more produces two XML
+  entities for a non-BMP character on narrow build.
+
 - Issue #18184: PyUnicode_FromFormat() and PyUnicode_FromFormatV() now raise
   OverflowError when an argument of %c format is out of range.