Index: head/sys/netpfil/pf/pf_norm.c
===================================================================
--- head/sys/netpfil/pf/pf_norm.c
+++ head/sys/netpfil/pf/pf_norm.c
@@ -824,6 +824,7 @@
 		(*frag)->fr_src.v4 = h->ip_src;
 		(*frag)->fr_dst.v4 = h->ip_dst;
 		(*frag)->fr_af = AF_INET;
+		(*frag)->fr_proto = h->ip_p;
 		(*frag)->fr_id = h->ip_id;
 		(*frag)->fr_timeout = time_uptime;