diff --git a/platformio.ini b/platformio.ini
index dc5aea6..2be4567 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -14,7 +14,7 @@ board = m5stack-fire
 framework = arduino
 lib_deps =
     https://github.com/me-no-dev/ESPAsyncWebServer.git
-    m5stack/M5EPD @ ^0.1.1
+    m5stack/M5EPD @ ^0.1.4
     bblanchon/ArduinoJson @ ^6.17.3
     ayushsharma82/AsyncElegantOTA @ ^2.2.7
 upload_speed = 2000000
diff --git a/src/main.cpp b/src/main.cpp
index e889e23..0f1d342 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,6 +1,6 @@
 #include <M5EPD.h>
 #include <WiFi.h>
-#include <ESPAsyncWebServer.h>
+#include <ESPAsyncWebSrv.h>
 #include <AsyncElegantOTA.h>
 
 const char* ssid = "REPLACE_WITH_YOUR_SSID";
@@ -9,8 +9,17 @@ const char* password = "REPLACE_WITH_YOUR_PASSWORD";
 AsyncWebServer server(80);
 M5EPD_Canvas canvas(&M5.EPD);
 
+void setup_wifi() {
+}
+
 void setup(void) {
-    Serial.begin(115200);
+    M5.begin();
+    M5.EPD.SetRotation(90);
+    M5.EPD.Clear(true);
+    M5.RTC.begin();
+    Serial.println("createCanvas");
+    canvas.createCanvas(540, 960);
+
     WiFi.mode(WIFI_STA);
     WiFi.begin(ssid, password);
     Serial.println("");
@@ -34,13 +43,6 @@ void setup(void) {
     server.begin();
     Serial.println("HTTP server started");
 
-    disableCore0WDT();
-    M5.begin();
-    M5.TP.SetRotation(90);
-    M5.EPD.SetRotation(90);
-    M5.EPD.Clear(true);
-    M5.RTC.begin();
-    canvas.createCanvas(400, 300);
     canvas.setTextSize(3);
     canvas.drawString(ssid, 0, 0);
     canvas.drawString(WiFi.localIP().toString(), 0, 20);
@@ -49,4 +51,5 @@ void setup(void) {
 
 void loop()
 {
+    yield();
 }