diff --git a/sys/arch/hp300/conf/GENERIC.hp300 b/sys/arch/hp300/conf/GENERIC.hp300
index 4deb44e7f1e3..89ed032505fb 100644
--- a/sys/arch/hp300/conf/GENERIC.hp300
+++ b/sys/arch/hp300/conf/GENERIC.hp300
@@ -24,6 +24,7 @@ options		DEVPAGER		# device pager (mapped devices)
 options		DIAGNOSTIC		# extra kernel debugging checks
 options		DEBUG			# extra kernel debugging support
 options		"COMPAT_43"		# compatibility with 4.3BSD binaries
+options		"COMPAT_44"		# compatibility with 4.4BSD binaries
 options		KTRACE			# system call tracing support
 options		"NKMEMCLUSTERS=1024"	# 4K pages in kernel malloc pool
 options		KGDB			# support for kernel gdb