diff --git a/psp/nzportable/nzp/sounds/zombie/w0.wav b/psp/nzportable/nzp/sounds/zombie/w0.wav
index 5e4c7db..7256c3c 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w0.wav and b/psp/nzportable/nzp/sounds/zombie/w0.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w1.wav b/psp/nzportable/nzp/sounds/zombie/w1.wav
index e5612bc..8d87ba9 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w1.wav and b/psp/nzportable/nzp/sounds/zombie/w1.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w2.wav b/psp/nzportable/nzp/sounds/zombie/w2.wav
index e67562a..84a9b46 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w2.wav and b/psp/nzportable/nzp/sounds/zombie/w2.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w3.wav b/psp/nzportable/nzp/sounds/zombie/w3.wav
index 08fa795..6de91cc 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w3.wav and b/psp/nzportable/nzp/sounds/zombie/w3.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w4.wav b/psp/nzportable/nzp/sounds/zombie/w4.wav
index d9f247b..06a6e9c 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w4.wav and b/psp/nzportable/nzp/sounds/zombie/w4.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w5.wav b/psp/nzportable/nzp/sounds/zombie/w5.wav
index a2f06f9..31eed44 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w5.wav and b/psp/nzportable/nzp/sounds/zombie/w5.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w6.wav b/psp/nzportable/nzp/sounds/zombie/w6.wav
index 975d5c6..1c3f051 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w6.wav and b/psp/nzportable/nzp/sounds/zombie/w6.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w7.wav b/psp/nzportable/nzp/sounds/zombie/w7.wav
index 98b4e2e..084214e 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w7.wav and b/psp/nzportable/nzp/sounds/zombie/w7.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w8.wav b/psp/nzportable/nzp/sounds/zombie/w8.wav
index f55fbe0..e480dd0 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w8.wav and b/psp/nzportable/nzp/sounds/zombie/w8.wav differ
diff --git a/psp/nzportable/nzp/sounds/zombie/w9.wav b/psp/nzportable/nzp/sounds/zombie/w9.wav
index 6555b61..63148f5 100644
Binary files a/psp/nzportable/nzp/sounds/zombie/w9.wav and b/psp/nzportable/nzp/sounds/zombie/w9.wav differ