diff --git a/FW/m5stack_audio/data/003_short.mp3 b/FW/m5stack_audio/data/003_short.mp3
deleted file mode 100644
index d4e1756..0000000
Binary files a/FW/m5stack_audio/data/003_short.mp3 and /dev/null differ
diff --git a/FW/m5stack_audio/data/Let_it_be.mp3 b/FW/m5stack_audio/data/Let_it_be.mp3
new file mode 100644
index 0000000..3308188
Binary files /dev/null and b/FW/m5stack_audio/data/Let_it_be.mp3 differ
diff --git a/FW/m5stack_audio/platformio.ini b/FW/m5stack_audio/platformio.ini
index 14c04ba..8adfedf 100644
--- a/FW/m5stack_audio/platformio.ini
+++ b/FW/m5stack_audio/platformio.ini
@@ -10,7 +10,7 @@
 
 [env:m5stack-core2]
 platform = espressif32
-board = esp-wrover-kit
+board = m5stack-atom
 framework = arduino
 lib_deps = 
 	earlephilhower/ESP8266Audio@^1.9.2
diff --git a/FW/m5stack_audio/src/main.cpp b/FW/m5stack_audio/src/main.cpp
index 4802d02..1148ed7 100644
--- a/FW/m5stack_audio/src/main.cpp
+++ b/FW/m5stack_audio/src/main.cpp
@@ -20,7 +20,7 @@ AudioFileSourceLittleFS *file;
 
 AudioOutputI2S *out;
 
-const char *waveFile = "/003_short.mp3";
+const char *waveFile = "/Let_it_be.mp3";
 
 // Called when a metadata event occurs (i.e. an ID3 tag, an ICY block, etc.
 void MDCallback(void *cbData, const char *type, bool isUnicode, const char *string)
@@ -74,7 +74,7 @@ void setup()
   mp3->RegisterStatusCB(StatusCallback, (void*)"mp3");
 
   out = new AudioOutputI2S();
-  out->SetPinout(21, 13, 14); //bclk, wclk, data
+  out->SetPinout(19, 33, 22); //bclk, wclk, data
   mp3->begin(id3, out);
   out->SetGain(0.25);
 }
diff --git a/Tunes/Let_it_be.mp3 b/Tunes/Let_it_be.mp3
new file mode 100644
index 0000000..3308188
Binary files /dev/null and b/Tunes/Let_it_be.mp3 differ