diff --git a/sys/net/application_layer/nanocoap/sock.c b/sys/net/application_layer/nanocoap/sock.c
index 7a0ee5627b..83338df5e6 100644
--- a/sys/net/application_layer/nanocoap/sock.c
+++ b/sys/net/application_layer/nanocoap/sock.c
@@ -284,7 +284,7 @@ ssize_t nanocoap_sock_request_cb(nanocoap_sock_t *sock, coap_pkt_t *pkt,
             }
 
             state = STATE_RESPONSE_OK;
-            DEBUG("nanocoap: response code=%i\n", coap_get_code(pkt));
+            DEBUG("nanocoap: response code=%i\n", coap_get_code_decimal(pkt));
             switch (coap_get_type(pkt)) {
             case COAP_TYPE_RST:
                 /* TODO: handle different? */