diff --git a/tests/gnrc_ipv6_nib_6ln/main.c b/tests/gnrc_ipv6_nib_6ln/main.c
index c74945ceb98163720a9832ec2ddec88c0101adb2..6f16d26d0772b894eac7fd0d3d690e809b577949 100644
--- a/tests/gnrc_ipv6_nib_6ln/main.c
+++ b/tests/gnrc_ipv6_nib_6ln/main.c
@@ -1333,7 +1333,7 @@ int _mock_netif_get(gnrc_netapi_opt_t *opt)
             return sizeof(_loc_iid);
         case NETOPT_IS_WIRED:
             return 1;
-        case NETOPT_MAX_PACKET_SIZE: {
+        case NETOPT_MAX_PDU_SIZE: {
                 uint16_t *val = opt->data;
                 if (opt->data_len != sizeof(uint16_t)) {
                     return -EOVERFLOW;
diff --git a/tests/gnrc_ipv6_nib_6ln/mockup_netif.c b/tests/gnrc_ipv6_nib_6ln/mockup_netif.c
index f6ef1047f6cfab3d5195cfd37921da8aacc9e4c4..53996d932add432e1a44a28504170498436d7efe 100644
--- a/tests/gnrc_ipv6_nib_6ln/mockup_netif.c
+++ b/tests/gnrc_ipv6_nib_6ln/mockup_netif.c
@@ -83,7 +83,7 @@ void _tests_init(void)
     netdev_test_setup(&_mock_netdev, 0);
     netdev_test_set_get_cb(&_mock_netdev, NETOPT_DEVICE_TYPE,
                            _get_device_type);
-    netdev_test_set_get_cb(&_mock_netdev, NETOPT_MAX_PACKET_SIZE,
+    netdev_test_set_get_cb(&_mock_netdev, NETOPT_MAX_PDU_SIZE,
                            _get_max_packet_size);
     netdev_test_set_get_cb(&_mock_netdev, NETOPT_SRC_LEN,
                            _get_src_len);