diff --git a/src/data/beos_mime/audio/wav b/src/data/beos_mime/audio/x-wav
similarity index 58%
rename from src/data/beos_mime/audio/wav
rename to src/data/beos_mime/audio/x-wav
index 1112d19624..1ec6f536aa 100644
--- a/src/data/beos_mime/audio/wav
+++ b/src/data/beos_mime/audio/x-wav
@@ -1,15 +1,15 @@
 
 resource(0, "BEOS:TYPE") #'MIMS' "application/x-vnd.Be-meta-mime";
 
-resource(1, "META:TYPE") "audio/wav";
+resource(1, "META:TYPE") "audio/x-wav";
 
 resource(2, "META:S:DESC") #'MSDC' "WAVE Sound File";
 
 resource(3, "META:PREF_APP") #'MSIG' "application/x-vnd.videolan-vlc";
 
-resource(4, "META:EXTENS") message(234)
-{
+resource(4, "META:EXTENS") message(234) {
 	"extensions" = "wav",
-	"type" = "audio/wav"
+	"type" = "audio/x-wav"
 };
 
+resource(5, "META:SNIFF_RULE") "0.50 [8] (\"WAV\")";