diff --git a/kernel/linux/pf_ring.h b/kernel/linux/pf_ring.h
index be0911dbe..71192e683 100644
--- a/kernel/linux/pf_ring.h
+++ b/kernel/linux/pf_ring.h
@@ -589,7 +589,8 @@ typedef enum {
   flow_drop_rule,
   flow_mark_rule,
   flow_pass_rule,
-  flow_steer_rule
+  flow_steer_rule,
+  flow_unlearn_rule
 } generic_flow_rule_action_type;
 
 /* Deprecated (Accolade) */
diff --git a/userland/examples/pfflow_offload.c b/userland/examples/pfflow_offload.c
index 031c9f04a..fafb74c5c 100644
--- a/userland/examples/pfflow_offload.c
+++ b/userland/examples/pfflow_offload.c
@@ -131,13 +131,16 @@ void processPacket(const struct pfring_pkthdr *h,
 
     r->action = flow_drop_rule; /* flow_pass_rule / flow_drop_rule */
     r->flow_id = flow_id++;
+    r->ip_version = h->extended_hdr.parsed_pkt.ip_version;
     r->src_ip.v4 = h->extended_hdr.parsed_pkt.ipv4_src;
     r->dst_ip.v4 = h->extended_hdr.parsed_pkt.ipv4_dst;
     r->src_port = h->extended_hdr.parsed_pkt.l4_src_port;
     r->dst_port = h->extended_hdr.parsed_pkt.l4_dst_port;
     r->protocol = h->extended_hdr.parsed_pkt.l3_proto; 
 
-    pfring_add_hw_rule(pd, &rule);
+    if (pfring_add_hw_rule(pd, &rule) < 0) {
+      fprintf(stderr, "pfring_add_hw_rule failure\n");
+    }
   }
 }