diff --git a/sys/pc98/conf/majors.pc98 b/sys/pc98/conf/majors.pc98
index a8b177f732f4..22ca6ab7cb5d 100644
--- a/sys/pc98/conf/majors.pc98
+++ b/sys/pc98/conf/majors.pc98
@@ -117,3 +117,4 @@ chrdev	name		comments
 76	scc		IBM Smart Capture Card (ohashi@mickey.ai.kyutech.ac.jp)
 77	cyy		Cyclades Ye/PCI serial card
 78	gd		Geometry disk
+79	ipl		IP Filter