diff --git a/UPDATING b/UPDATING
--- a/UPDATING
+++ b/UPDATING
@@ -27,6 +27,15 @@
 	world, or to merely disable the most expensive debugging functionality
 	at runtime, run "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
 
+20230628:
+	The default quirk to assume that all 'coreboot' systems are ancient
+	chromebook systems that have imperfect i8042 emulation that need
+	extensive workarounds has been changed from 'yes' to 'no'. Now
+	only known bad system are included on this list. Should you have
+	a chromebook whose keyboard is now broken, please send imp@freebsd.org
+	the output of 'kenv | grep smbios' so he can add a quirk for such
+	older chromebooks still in service.
+
 20230623:
 	OpenSSL has been updated to version 3.0, including changes throughout
 	the base system.  It is important to rebuild third-party software
@@ -45,11 +54,10 @@
 	filtered, e.g. by adding a 'skip on lo' rule.
 
 20230613:
-	Improvements to libtacplus(8) mean that tacplus.conf(5) now
-	follows POSIX shell syntax rules. This may cause TACACS+
-	authentication to fail if the shared secret contains a single
-	quote, double quote, or backslash character which isn't
-	already properly quoted or escaped.
+	Improvements to libtacplus(8) mean that tacplus.conf(5) now follows
+	POSIX shell syntax rules. This may cause TACACS+ authentication to fail
+	if the shared secret contains a single quote, double quote, or backslash
+	character which isn't already properly quoted or escaped.
 
 20230612:
 	Belatedly switch the default nvme block device on x86 from nvd to nda.
diff --git a/sys/dev/atkbdc/atkbdc.c b/sys/dev/atkbdc/atkbdc.c
--- a/sys/dev/atkbdc/atkbdc.c
+++ b/sys/dev/atkbdc/atkbdc.c
@@ -113,9 +113,7 @@
 };
 
 static struct atkbdc_quirks quirks[] = {
-    {"coreboot", "System76", NULL, 0},
-    {"coreboot", "Purism", NULL, 0},
-    {"coreboot", NULL, NULL,
+    {"coreboot", "Acer", "Peppy",
 	KBDC_QUIRK_KEEP_ACTIVATED | KBDC_QUIRK_IGNORE_PROBE_RESULT |
 	KBDC_QUIRK_RESET_AFTER_PROBE | KBDC_QUIRK_SETLEDS_ON_INIT},
     /* KBDC hangs on Lenovo X120e and X121e after disabling AUX MUX */