diff --git a/src/meta/riff.c b/src/meta/riff.c
index c6a5953b..ad135378 100644
--- a/src/meta/riff.c
+++ b/src/meta/riff.c
@@ -257,8 +257,9 @@ VGMSTREAM * init_vgmstream_riff(STREAMFILE *streamFile) {
     /* .lwav: to avoid hijacking .wav, .xwav: fake for Xbox games (unneded anymore) */
     /* .da: The Great Battle VI (PS), .cd: Exector (PS), .med: Psi Ops (PC), .snd: Layton Brothers (iOS/Android),
      * .adx: Remember11 (PC) sfx
-     * .adp: Headhunter (DC) */
-    if ( check_extensions(streamFile, "wav,lwav,xwav,da,cd,med,snd,adx,adp") ) {
+     * .adp: Headhunter (DC)
+     * .xss: Spider-Man The Movie (Xbox) */
+    if ( check_extensions(streamFile, "wav,lwav,xwav,da,cd,med,snd,adx,adp,xss") ) {
         ;
     }
     else if ( check_extensions(streamFile, "mwv") ) {