diff --git a/UPDATING b/UPDATING
index 929b7b47906..7e45e9aa49f 100644
--- a/UPDATING
+++ b/UPDATING
@@ -27,6 +27,11 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 14.x IS SLOW:
 	world, or to merely disable the most expensive debugging functionality
 	at runtime, run "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
 
+20210716:
+	Commit ee29e6f31111 changed the internal KAPI between the nfscommon
+	and nfsd modules. Therefore, both need to be rebuilt from sources.
+	Bump __FreeBSD_version to 1400026 for this KAPI change.
+
 20210715:
 	The 20210707 awk update brought in a change in behavior. This has
 	been corrected as of d4d252c49976. Between these dates, if you