diff --git a/WaterishOS-core3.0/WaterishOS-core3.0.ino b/WaterishOS-core3.0/WaterishOS-core3.0.ino
index e5d5225..99159a5 100644
--- a/WaterishOS-core3.0/WaterishOS-core3.0.ino
+++ b/WaterishOS-core3.0/WaterishOS-core3.0.ino
@@ -1,4 +1,4 @@
-
+#include <ArduinoJson.h>
 #include <LiquidCrystal_I2C.h>
 #include <PubSubClient.h>
 #include <MqttWildcard.h>
diff --git a/WaterishOS-core3.0/espcommander.cpp b/WaterishOS-core3.0/espcommander.cpp
deleted file mode 100644
index 8bf128e..0000000
--- a/WaterishOS-core3.0/espcommander.cpp
+++ /dev/null
@@ -1,15 +0,0 @@
-#include <ArduinoJson.h>
-// Copyright Siwat INC(tm) 2019
-// Created by Siwat Sirichai
-// ESPCommander EXTENDED v1.2
-void espcommander(String topic, String rawcommand)  {
-    StaticJsonDocument<200> doc;
-    DeserializationError error = deserializeJson(doc, rawcommand);
-    if (error) {
-      Serial.print(F("deserializeJson() failed: "));
-      Serial.println(error.c_str());
-    return;
-    }
-  const char* command = doc["command"];
-  const char* value = doc["value"];
-}