diff --git a/platformio.ini b/platformio.ini
index 2a3fa20..7034d2a 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -1,11 +1,17 @@
-[env:adafruit_qt_py_m0]
-platform = atmelsam
-board = adafruit_qt_py_m0
+[env:rp2040]
 framework = arduino
+platform = https://github.com/maxgerhardt/platform-raspberrypi.git#60d6ae8
+platform_packages = framework-arduinopico @ https://github.com/earlephilhower/arduino-pico/releases/download/3.9.3/rp2040-3.9.3.zip
+board_build.core = earlephilhower
+
+board = waveshare_rp2040_zero
+lib_ldf_mode = deep+
 
 build_flags =
   -D MASK_VERSION=0x07B0
-  -D KNX_NO_SPI
+  -DKNX_FLASH_SIZE=4096
+  -DKNX_LED=10
+  -D PIO_FRAMEWORK_ARDUINO_ENABLE_RTTI
   -Wno-unknown-pragmas
 
 lib_deps =