diff --git a/network/start/xnet_tiny/src/xnet_tiny/xip.c b/network/start/xnet_tiny/src/xnet_tiny/xip.c
index ea2676a..6d9f7e3 100644
--- a/network/start/xnet_tiny/src/xnet_tiny/xip.c
+++ b/network/start/xnet_tiny/src/xnet_tiny/xip.c
@@ -72,6 +72,9 @@ void xip_in(xnet_packet_t *packet) {
         printf("[IP] Processing ICMP packet\n");
         xicmp_in(packet, ip_hdr->src_ip, ether_hdr->src);
         break;
+    case 6:
+        printf("[IP] Ignoring TCP packet\n");
+        break;
     default:
         printf("[IP] Unknown protocol: %d\n", ip_hdr->protocol);
         break;