diff --git a/src/data/beos_mime/audio/x-matroska b/src/data/beos_mime/audio/x-matroska
index de375a5eae..9c51695406 100644
--- a/src/data/beos_mime/audio/x-matroska
+++ b/src/data/beos_mime/audio/x-matroska
@@ -3,8 +3,7 @@ resource(0, "BEOS:TYPE") #'MIMS' "application/x-vnd.Be-meta-mime";
 
 resource(1, "META:TYPE") "audio/x-matroska";
 
-// TODO: check this
-// resource(2, "META:SNIFF_RULE") "0.50 (0x1A45DFA3934282886D6174726F736B61428781014285810118538067)";
+resource(2, "META:SNIFF_RULE") "0.50 (0x1A45DFA3)";
 
 resource(3, "META:S:DESC") #'MSDC' "Matroska Audio";
 
diff --git a/src/data/beos_mime/video/x-matroska b/src/data/beos_mime/video/x-matroska
index 09cd229cd7..b0531ab206 100644
--- a/src/data/beos_mime/video/x-matroska
+++ b/src/data/beos_mime/video/x-matroska
@@ -3,8 +3,7 @@ resource(0, "BEOS:TYPE") #'MIMS' "application/x-vnd.Be-meta-mime";
 
 resource(1, "META:TYPE") "video/x-matroska";
 
-// TODO: check this
-//resource(2, "META:SNIFF_RULE") "0.50 (0x1A45DFA3934282886D6174726F736B61428781014285810118538067)";
+resource(2, "META:SNIFF_RULE") "0.50 (0x1A45DFA3)";
 
 resource(3, "META:S:DESC") #'MSDC' "Matroska Video";