diff --git a/src/main.c b/src/main.c
index 01eb531..60f0397 100644
--- a/src/main.c
+++ b/src/main.c
@@ -232,12 +232,12 @@ static void process_unack(void)
 static void h5_print_header(h5_hdr_t *hdr)
 {
 	if (hdr->is_reliable) {
-		LOG_DBG("REL: seq %u ack %u crc %u type %u len %u",
+		LOG_DBG("REL: seq %d ack %d crc %d type %d len %d",
 		       hdr->seq, hdr->ack,
 		       hdr->checksum, hdr->packet_type,
 		       hdr->len);
 	} else {
-		LOG_DBG("UNREL: ack %u crc %u type %u len %u",
+		LOG_DBG("UNREL: ack %d crc %d type %d len %d",
 		       hdr->ack, hdr->checksum,
 		       hdr->packet_type, hdr->len);
 	}
@@ -530,7 +530,7 @@ static void unproc_thread(void) {
             goto next;
         }
 
-        //h5_print_header(&hdr);
+        h5_print_header(&hdr);
 
 		struct net_buf *rx_buf = NULL;