diff --git a/tata_station/tata_station.ino b/tata_station/tata_station.ino
index 69509de..0d87b1f 100644
--- a/tata_station/tata_station.ino
+++ b/tata_station/tata_station.ino
@@ -62,37 +62,6 @@ void reconect() {
   }
 }
 
-// prepare a web page to be send to a client (web browser)
-String prepareHtmlPage()
-{
-  String htmlPage;
-  htmlPage.reserve(1024);               // prevent ram fragmentation
-  htmlPage = F("HTTP/1.1 200 OK\r\n"
-               "Content-Type: text/html\r\n"
-               "Connection: close\r\n"  // the connection will be closed after completion of the response
-               "Refresh: 5\r\n"         // refresh the page automatically every 5 sec
-               "\r\n"
-               "<!DOCTYPE HTML>"
-               "<html>");
-  htmlPage += F("</p>"
-                "<p><b>Temperatura unutra:</b> ");
-  htmlPage += global_temp_indoor;
-  htmlPage += F("</p>"
-                "<p><b>Vlaznost unutra:</b> ");
-  htmlPage += global_hym_indoor;
-
-    htmlPage += F("</p>"
-                "<p><b>Temperatura vani:</b> ");
-  htmlPage += global_temp_outdoor;
-  htmlPage += F("</p>"
-                "<p><b>Vlaznost vani:</b> ");
-  htmlPage += global_hym_outdoor;
-  
-  htmlPage += F("</html>"
-                "\r\n");
-  return htmlPage;
-}
-
 void setup() {
   Serial.begin(115200);
   initWiFi();
@@ -183,7 +152,22 @@ void loop() {
         String line = serverClient.readStringUntil('\r');
         if (line.length() == 1 && line[0] == '\n')
         {
-          serverClient.println(prepareHtmlPage());
+          // serverClient.println(prepareHtmlPage());
+          serverClient.println ("HTTP/1.1 200 OK");
+          serverClient.println ("Content-Type: application/json;charset=utf-8");
+          serverClient.println ("Server: Arduino");
+          serverClient.println ("Connection: close");
+          serverClient.println ();
+          serverClient.println ("{\"temperature_indoor\":");
+          serverClient.println (global_temp_indoor);
+          serverClient.println (",\"humidity_indoor\":");
+          serverClient.println (global_hym_indoor);
+          serverClient.println (",\"temperature_outdoor\":");
+          serverClient.println (global_temp_outdoor);
+          serverClient.println (",\"humidity_outdoor\":");
+          serverClient.println (global_hym_outdoor);
+          serverClient.print ("}");
+          serverClient.println ();
           break;
         }
       }
