diff --git a/UPDATING b/UPDATING
--- a/UPDATING
+++ b/UPDATING
@@ -26,6 +26,12 @@
 	world, or to merely disable the most expensive debugging functionality
 	at runtime, run "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
 
+29210106:
+	Kernel environment variable hw.vga.textmode has been renamed
+	screen.textmode. Users setting hw.vga.textmode=1 will experience
+	a blank screen during boot until X is started prior to renaming
+	hw.vga.textmode=1 to screen.textmode=1.
+
 20210105:
 	ncurses installation has been modified to only keep the widechar
 	enabled version.  Incremental build is broken for that change, so it