diff --git a/sys/netgraph/ng_pppoe.c b/sys/netgraph/ng_pppoe.c
index 2378e7a0a08..b97af26fbbd 100644
--- a/sys/netgraph/ng_pppoe.c
+++ b/sys/netgraph/ng_pppoe.c
@@ -868,7 +868,7 @@ pppoe_start(sessp sp)
 	struct {
 		struct pppoe_tag hdr;
 		union	uniq	data;
-	} uniqtag;
+	} __attribute ((packed)) uniqtag;
 
 	/* 
 	 * kick the state machine into starting up
@@ -910,7 +910,7 @@ ng_pppoe_rcvdata(hook_p hook, item_p item)
 	struct {
 		struct pppoe_tag hdr;
 		union	uniq	data;
-	} uniqtag;
+	} __attribute ((packed)) uniqtag;
 	negp			neg = NULL;
 	struct mbuf		*m;