diff --git a/wemos/Switch.h b/wemos/Switch.h
index c58225b..32044f6 100644
--- a/wemos/Switch.h
+++ b/wemos/Switch.h
@@ -4,7 +4,7 @@
 #include <Arduino.h>
 #include <ESP8266WiFi.h>
 #include <ESP8266WebServer.h>
-#include <WiFiUDP.h>
+#include <WiFiUdp.h>
 #include "CallbackFunction.h"
 
  
diff --git a/wemos/UpnpBroadcastResponder.h b/wemos/UpnpBroadcastResponder.h
index b8c8039..58a6019 100644
--- a/wemos/UpnpBroadcastResponder.h
+++ b/wemos/UpnpBroadcastResponder.h
@@ -3,7 +3,7 @@
  
 #include <Arduino.h>
 #include <ESP8266WiFi.h>
-#include <WiFiUDP.h>
+#include <WiFiUdp.h>
 #include "Switch.h"
 
 class UpnpBroadcastResponder {
diff --git a/wemos/wemos.ino b/wemos/wemos.ino
index e8333d8..ba249a7 100644
--- a/wemos/wemos.ino
+++ b/wemos/wemos.ino
@@ -2,7 +2,7 @@
 #include <ESP8266WebServer.h>
 #include <WiFiUdp.h>
 #include <functional>
-#include "switch.h"
+#include "Switch.h"
 #include "UpnpBroadcastResponder.h"
 #include "CallbackFunction.h"