diff --git a/things.ino b/things.ino
index 3749e51..055b2d0 100644
--- a/things.ino
+++ b/things.ino
@@ -421,12 +421,14 @@ void setup() {
     read_sensor();
     DynamicJsonBuffer jsonBuffer;
     JsonObject& json = jsonBuffer.createObject();
-    json["mqtt_server"] = mqtt_server;
-    json["mqtt_port"] = mqtt_port;
-    json["mqtt_topic"] = mqtt_topic;
-    json["capability_dht"] = capability_dht;
-    json["capability_ldr"] = capability_ldr;
-    json["capability_rgb"] = capability_rgb;
+    JsonObject& mqtt = json.createNestedObject("mqtt");
+    mqtt["server"] = mqtt_server;
+    mqtt["port"] = mqtt_port;
+    mqtt["topic"] = mqtt_topic;
+    JsonObject& capability = json.createNestedObject("capability");
+    capability["dht"] = capability_dht;
+    capability["ldr"] = capability_ldr;
+    capability["rgb"] = capability_rgb;
     String response;
     json.printTo(response);
     http_server.send(200, "text/plain", response);