diff --git a/audio/conversione/coal_funny.wav b/audio/conversione/coal_funny.wav
index 29cf459..f4c6c52 100644
--- a/audio/conversione/coal_funny.wav
+++ b/audio/conversione/coal_funny.wav
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:655deb023ea3e650bee4021b5d6cec8b431c5e02bf123d6b3aab03c4ce98b6a9
-size 1382488
+oid sha256:81624a2ad9a70a0d9aab6e178c5feea5eb436ba4895e790db132a3f0abcac06b
+size 247150