diff --git a/btle/btle.cpp b/btle/btle.cpp
index 8e8f715..d88e26d 100644
--- a/btle/btle.cpp
+++ b/btle/btle.cpp
@@ -186,6 +186,13 @@ static void btle_handler(ble_evt_t *p_ble_evt)
                             p_ble_evt->evt.gattc_evt.params.prim_srvc_disc_rsp.services[index].uuid.uuid,
                             p_ble_evt->evt.gattc_evt.params.prim_srvc_disc_rsp.services[index].handle_range.start_handle,
                             p_ble_evt->evt.gattc_evt.params.prim_srvc_disc_rsp.services[index].handle_range.end_handle);
+
+                        ble_gattc_handle_range_t handleRange = {
+                            .start_handle = p_ble_evt->evt.gattc_evt.params.prim_srvc_disc_rsp.services[index].handle_range.start_handle,
+                            .end_handle   = p_ble_evt->evt.gattc_evt.params.prim_srvc_disc_rsp.services[index].handle_range.end_handle
+                        };
+                        printf("characteristics_discover returned %u\r\n",
+                               sd_ble_gattc_characteristics_discover(p_ble_evt->evt.gattc_evt.conn_handle, &handleRange));
                     }
                     printf("services discover returned %u\r\n",
                         sd_ble_gattc_primary_services_discover(p_ble_evt->evt.gattc_evt.conn_handle,
@@ -204,6 +211,15 @@ static void btle_handler(ble_evt_t *p_ble_evt)
             }
             break;
 
+        case BLE_GATTC_EVT_CHAR_DISC_RSP: {
+            switch (p_ble_evt->evt.gattc_evt.gatt_status) {
+                default:
+                    printf("gatt failure status: %u\r\n", p_ble_evt->evt.gattc_evt.gatt_status);
+                    break;
+            }
+            break;
+        }
+
         default:
             break;
     }