diff --git a/res/lvl1.wav b/res/level1.wav
similarity index 100%
rename from res/lvl1.wav
rename to res/level1.wav
diff --git a/res/music_lvl1.wav b/res/music_lvl1.wav
deleted file mode 100644
index 2e49972..0000000
Binary files a/res/music_lvl1.wav and /dev/null differ