diff --git a/ports/esp32/network_wlan.c b/ports/esp32/network_wlan.c
index 501dc40f27..4f74262afc 100644
--- a/ports/esp32/network_wlan.c
+++ b/ports/esp32/network_wlan.c
@@ -490,6 +490,10 @@ STATIC mp_obj_t network_wlan_config(size_t n_args, const mp_obj_t *args, mp_map_
                         esp_exceptions(esp_wifi_set_max_tx_power(power));
                         break;
                     }
+                    case MP_QSTR_protocol: {
+                        esp_exceptions(esp_wifi_set_protocol(self->if_id, mp_obj_get_int(kwargs->table[i].value)));
+                        break;
+                    }
                     default:
                         goto unknown;
                 }
@@ -578,6 +582,12 @@ STATIC mp_obj_t network_wlan_config(size_t n_args, const mp_obj_t *args, mp_map_
             val = mp_obj_new_float(power * 0.25);
             break;
         }
+        case MP_QSTR_protocol: {
+            uint8_t protocol_bitmap;
+            esp_exceptions(esp_wifi_get_protocol(self->if_id, &protocol_bitmap));
+            val = MP_OBJ_NEW_SMALL_INT(protocol_bitmap);
+            break;
+        }
         default:
             goto unknown;
     }