diff --git a/Misc/NEWS b/Misc/NEWS
index 474ae02..1b0c3d1 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -473,6 +473,9 @@
 Library
 -------
 
+- Issue #9137: Fix issue in MutableMapping.update, which incorrectly
+  treated keyword arguments called 'self' or 'other' specially.
+
 - ``ast.literal_eval()`` now allows set literals.
 
 - Issue #9164: Ensure that sysconfig handles duplicate -arch flags in CFLAGS.