diff --git a/usr.sbin/bsdinstall/scripts/zfsboot b/usr.sbin/bsdinstall/scripts/zfsboot
index 95cbba3fa131af..31a85b4e238372 100755
--- a/usr.sbin/bsdinstall/scripts/zfsboot
+++ b/usr.sbin/bsdinstall/scripts/zfsboot
@@ -160,6 +160,8 @@ f_isset ZFSBOOT_DATASETS || ZFSBOOT_DATASETS="
 
 	# Ports tree
 	/usr/ports	setuid=off
+	/usr/ports/distfiles	compress=off
+	/usr/ports/packages	compress=off
 
 	# Source tree
 	/usr/src