diff --git a/Projects-using-ArduinoJson.md b/Projects-using-ArduinoJson.md
index 7bbbae6..462f43f 100644
--- a/Projects-using-ArduinoJson.md
+++ b/Projects-using-ArduinoJson.md
@@ -244,5 +244,6 @@ By [techtutorialsx.com](https://techtutorialsx.com)
 Some simple tutorials on how to use the ArduinoJson library for Espressif's ESP32 and ESP8266.
 [ESP32: Encoding JSON messages](https://techtutorialsx.com/2017/04/27/esp32-creating-json-message/)  
 [ESP32: Parsing JSON](https://techtutorialsx.com/2017/04/26/esp32-parsing-json/)  
+[ESP32: Sending JSON over MQTT](https://techtutorialsx.com/2017/04/29/esp32-sending-json-messages-over-mqtt/)  
 [ESP8266: Encoding JSON messages](https://techtutorialsx.com/2016/08/10/esp8266-encoding-json-messages/)  
 [ESP8266: Parsing JSON](https://techtutorialsx.com/2016/07/30/esp8266-parsing-json/)