diff --git a/asset/music/bgm.mp3 b/asset/music/bgm.mp3
new file mode 100644
index 0000000..856c91a
Binary files /dev/null and b/asset/music/bgm.mp3 differ
diff --git a/asset/music/bgm.wav b/asset/music/bgm.wav
deleted file mode 100644
index f65ea6f..0000000
Binary files a/asset/music/bgm.wav and /dev/null differ
diff --git a/src/sound_controller.py b/src/sound_controller.py
index 4bdc1a6..f004def 100644
--- a/src/sound_controller.py
+++ b/src/sound_controller.py
@@ -20,7 +20,7 @@ class SoundController():
     def load_sounds(self):
         try:
             pygame.mixer.init()
-            pygame.mixer.music.load(path.join(MUSIC_PATH, "bgm.wav"))
+            pygame.mixer.music.load(path.join(MUSIC_PATH, "bgm.mp3"))
             pygame.mixer.music.set_volume(0.6)
             self._eating_good = pygame.mixer.Sound(path.join(SOUND_PATH, "eat_good_food.mp3"))
             self._eating_bad = pygame.mixer.Sound(path.join(SOUND_PATH, "eat_bad_food.mp3"))