diff --git a/littlefsbuilder.py b/littlefsbuilder.py
deleted file mode 100644
index ee25f4fa..00000000
--- a/littlefsbuilder.py
+++ /dev/null
@@ -1,2 +0,0 @@
-Import("env")
-env.Replace( MKSPIFFSTOOL=env.get("PROJECT_DIR") + '/vendor/mklittlefs' )
\ No newline at end of file
diff --git a/platformio.ini b/platformio.ini
index a4b5e474..1c85559c 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -15,22 +15,21 @@ default_envs = esp32
 framework = arduino
 
 [env:esp32]
-platform = espressif32
+platform = https://github.com/Jason2866/platform-espressif32/releases/download/v2.0.3-rc1/platform-espressif32-2.0.3-rc1.zip
 
 build_flags =
     ${env.build_flags}
     -D=${PIOENV}
 
 lib_deps =
-    https://github.com/lorol/LITTLEFS.git
     https://github.com/me-no-dev/ESPAsyncWebServer.git
     bblanchon/ArduinoJson @ ^6.19.4
 
 board = esp32dev
 board_build.partitions = partitions_custom.csv
-monitor_filters = esp32_exception_decoder
+board_build.filesystem = littlefs
+monitor_filters = time, colorize, log2file, esp32_exception_decoder
 monitor_speed = 115200
 
-extra_scripts = ./littlefsbuilder.py
-
-upload_port = COM4
\ No newline at end of file
+upload_protocol = esptool
+upload_port = COM3
\ No newline at end of file
diff --git a/src/Configuration.cpp b/src/Configuration.cpp
index 506e93b0..cbcdae45 100644
--- a/src/Configuration.cpp
+++ b/src/Configuration.cpp
@@ -1,6 +1,6 @@
 #include "Configuration.h"
 #include "defaults.h"
-#include <LITTLEFS.h>
+#include <LittleFS.h>
 
 CONFIG_T config;
 
@@ -24,7 +24,7 @@ void ConfigurationClass::init()
 
 bool ConfigurationClass::write()
 {
-    File f = LITTLEFS.open(CONFIG_FILENAME, "w");
+    File f = LittleFS.open(CONFIG_FILENAME, "w");
     if (!f) {
         return false;
     }
@@ -39,7 +39,7 @@ bool ConfigurationClass::write()
 
 bool ConfigurationClass::read()
 {
-    File f = LITTLEFS.open(CONFIG_FILENAME, "r");
+    File f = LittleFS.open(CONFIG_FILENAME, "r");
     if (!f) {
         return false;
     }
diff --git a/src/WebApi.cpp b/src/WebApi.cpp
index 8f598516..5972d85b 100644
--- a/src/WebApi.cpp
+++ b/src/WebApi.cpp
@@ -6,7 +6,7 @@
 #include "WiFiSettings.h"
 #include "defaults.h"
 #include "helper.h"
-#include <LITTLEFS.h>
+#include <LittleFS.h>
 #include <ResetReason.h>
 
 WebApiClass::WebApiClass()
@@ -35,7 +35,7 @@ void WebApiClass::init()
     _server.on("/api/ntp/config", HTTP_GET, std::bind(&WebApiClass::onNtpAdminGet, this, _1));
     _server.on("/api/ntp/config", HTTP_POST, std::bind(&WebApiClass::onNtpAdminPost, this, _1));
 
-    _server.serveStatic("/", LITTLEFS, "/", "max-age=86400").setDefaultFile("index.html");
+    _server.serveStatic("/", LittleFS, "/", "max-age=86400").setDefaultFile("index.html");
     _server.onNotFound(std::bind(&WebApiClass::onNotFound, this, _1));
     _server.begin();
 }
@@ -97,8 +97,8 @@ void WebApiClass::onSystemStatus(AsyncWebServerRequest* request)
     root[F("heap_used")] = ESP.getHeapSize() - ESP.getFreeHeap();
     root[F("sketch_total")] = ESP.getSketchSize() + ESP.getFreeSketchSpace();
     root[F("sketch_used")] = ESP.getSketchSize();
-    root[F("littlefs_total")] = LITTLEFS.totalBytes();
-    root[F("littlefs_used")] = LITTLEFS.usedBytes();
+    root[F("littlefs_total")] = LittleFS.totalBytes();
+    root[F("littlefs_used")] = LittleFS.usedBytes();
 
     root[F("chiprevision")] = ESP.getChipRevision();
     root[F("chipmodel")] = ESP.getChipModel();
diff --git a/src/main.cpp b/src/main.cpp
index 9d0bd79b..6ab62aa8 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -4,7 +4,7 @@
 #include "WiFiSettings.h"
 #include "defaults.h"
 #include <Arduino.h>
-#include <LITTLEFS.h>
+#include <LittleFS.h>
 
 void setup()
 {
@@ -17,7 +17,7 @@ void setup()
 
     // Initialize file system
     Serial.print(F("Initialize FS... "));
-    if (!LITTLEFS.begin()) {
+    if (!LittleFS.begin()) {
         Serial.println(F("failed"));
     } else {
         Serial.println(F("done"));
diff --git a/vendor/mklittlefs.exe b/vendor/mklittlefs.exe
deleted file mode 100644
index aa52570b..00000000
Binary files a/vendor/mklittlefs.exe and /dev/null differ