Index: boot/arch/amd64/Makefile.inc
===================================================================
--- boot/arch/amd64/Makefile.inc	(revision 75fe97b8311c155507b6ade3784b25bdbace2f5e)
+++ boot/arch/amd64/Makefile.inc	(revision 105d8d64febd9f6d4257fc2be7aafd3278e7f5f7)
@@ -45,4 +45,5 @@
 
 RD_DRVS_NON_ESSENTIAL += \
+	audio/hdaudio \
 	char/ns8250 \
 	time/cmos-rtc \