diff --git a/net/net-snmp/Makefile b/net/net-snmp/Makefile
index 6fbf1b8bd..4a315e7d7 100644
--- a/net/net-snmp/Makefile
+++ b/net/net-snmp/Makefile
@@ -122,6 +122,7 @@ SNMP_MIB_MODULES_INCLUDED = \
 	ucd-snmp/loadave \
 	ucd-snmp/memory \
 	ucd-snmp/pass \
+	ucd-snmp/pass_persist \
 	ucd-snmp/proc \
 	ucd-snmp/vmstat \
 	util_funcs \