diff --git a/src/mesh/mesh_network.h b/src/mesh/mesh_network.h
index b6ef42c63..542815e99 100644
--- a/src/mesh/mesh_network.h
+++ b/src/mesh/mesh_network.h
@@ -238,12 +238,16 @@ typedef struct {
 typedef struct {
     // generic pdu header
     mesh_pdu_t            pdu_header;
+    // network header
+    uint8_t               ivi_nid;
+    uint8_t               ctl_ttl;
+    uint16_t              src;
+    uint16_t              dst;
+    uint32_t              seq;
     // meta data network layer
     uint16_t              netkey_index;
     // akf - aid for access, opcode for control
     uint8_t               akf_aid_control;
-    // network pdu header
-    uint8_t               network_header[9];
     // MESH_TRANSPORT_FLAG
     uint16_t              flags;
     // payload
diff --git a/src/mesh/mesh_upper_transport.c b/src/mesh/mesh_upper_transport.c
index 61335754f..538691d86 100644
--- a/src/mesh/mesh_upper_transport.c
+++ b/src/mesh/mesh_upper_transport.c
@@ -763,7 +763,11 @@ static void mesh_upper_transport_run(void){
                     (void)memcpy(incoming_control_pdu->data, &lower_transport_pdu[1], incoming_control_pdu->len);
 
                     // copy meta data into encrypted pdu buffer
-                    (void)memcpy(incoming_control_pdu->network_header, network_pdu->data, 9);
+                    incoming_control_pdu->ivi_nid = network_pdu->data[0];
+                    incoming_control_pdu->ctl_ttl = network_pdu->data[1];
+                    incoming_control_pdu->seq = big_endian_read_24(network_pdu->data, 2);
+                    incoming_control_pdu->src = big_endian_read_16(network_pdu->data, 5);
+                    incoming_control_pdu->dst = big_endian_read_16(network_pdu->data, 7);
 
                     mesh_print_hex("Assembled payload", incoming_control_pdu->data, incoming_control_pdu->len);
 
@@ -805,11 +809,15 @@ static void mesh_upper_transport_run(void){
                     mesh_segmented_pdu_flatten(&message_pdu->segments, 8, incoming_control_pdu->data);
 
                     // copy meta data into encrypted pdu buffer
-                    incoming_control_pdu->len =  message_pdu->len;
-                    incoming_access_decrypted->netkey_index =  message_pdu->netkey_index;
-                    incoming_control_pdu->akf_aid_control =  message_pdu->akf_aid_control;
                     incoming_control_pdu->flags = 0;
-                    (void)memcpy(incoming_control_pdu->network_header, message_pdu->network_header, 9);
+                    incoming_control_pdu->len =  message_pdu->len;
+                    incoming_control_pdu->netkey_index =  message_pdu->netkey_index;
+                    incoming_control_pdu->akf_aid_control = message_pdu->akf_aid_control;
+                    incoming_access_decrypted->ivi_nid = message_pdu->network_header[0];
+                    incoming_access_decrypted->ctl_ttl = message_pdu->network_header[1];
+                    incoming_access_decrypted->seq = big_endian_read_24(message_pdu->network_header, 2);
+                    incoming_access_decrypted->src = big_endian_read_16(message_pdu->network_header, 5);
+                    incoming_access_decrypted->dst = big_endian_read_16(message_pdu->network_header, 7);
 
                     mesh_print_hex("Assembled payload", incoming_control_pdu->data, incoming_control_pdu->len);
 
@@ -835,7 +843,6 @@ static void mesh_upper_transport_run(void){
                     incoming_access_decrypted->seq = big_endian_read_24(message_pdu->network_header, 2);
                     incoming_access_decrypted->src = big_endian_read_16(message_pdu->network_header, 5);
                     incoming_access_decrypted->dst = big_endian_read_16(message_pdu->network_header, 7);
-//                    (void)memcpy(incoming_access_decrypted->network_header, message_pdu->network_header, 9);
 
                     mesh_upper_transport_process_access_message();
                 }