diff --git a/src/meta/fsb.c b/src/meta/fsb.c
index 710a5b77..26e0261f 100644
--- a/src/meta/fsb.c
+++ b/src/meta/fsb.c
@@ -279,34 +279,26 @@ VGMSTREAM * init_vgmstream_fsb_offset(STREAMFILE *streamFile, off_t offset) {
 #if defined(VGM_USE_MPEG)
         mpeg_codec_data *mpeg_data = NULL;
         coding_t mpeg_coding_type;
-
-#if 0
         int fsb_padding = 0;
+
+        //VGM_ASSERT(fsbh.mode & FSOUND_MPEG_LAYER2, "FSB FSOUND_MPEG_LAYER2 found\n");/* not always set anyway */
+        VGM_ASSERT(fsbh.mode & FSOUND_IGNORETAGS, "FSB FSOUND_IGNORETAGS found\n");
+
         if (fsbh.flags & FMOD_FSB_SOURCE_MPEG_PADDED)
             fsb_padding = fsbh.numchannels > 2 ? 16 : 2;
         else if (fsbh.flags & FMOD_FSB_SOURCE_MPEG_PADDED4)
             fsb_padding = fsbh.numchannels > 2 ? 16 : 4;
-        else /* seems to be needed with no flag */
+        else /* needed by multichannel with no flags */
             fsb_padding = fsbh.numchannels > 2 ? 16 : 0;
 
         mpeg_data = init_mpeg_codec_data_interleaved(streamFile, start_offset, &mpeg_coding_type, vgmstream->channels, 0, fsb_padding);
         if (!mpeg_data) goto fail;
-
-        vgmstream->interleave_block_size = mpeg_data->current_frame_size + mpeg_data->current_padding;
-        if (vgmstream->channels > 2) vgmstream->loop_flag = 0;//todo not implemented yet
-#endif
-
-        VGM_ASSERT(fsbh.mode & FSOUND_MPEG_LAYER2, "FSB FSOUND_MPEG_LAYER2 found\n");
-        VGM_ASSERT(fsbh.mode & FSOUND_IGNORETAGS, "FSB FSOUND_IGNORETAGS found\n");
-
-        mpeg_data = init_mpeg_codec_data(streamFile, start_offset, &mpeg_coding_type, vgmstream->channels);
-        if (!mpeg_data) goto fail;
-
         vgmstream->codec_data = mpeg_data;
         vgmstream->coding_type = mpeg_coding_type;
         vgmstream->layout_type = layout_mpeg;
 
-        mpeg_set_error_logging(mpeg_data, 0);
+        vgmstream->interleave_block_size = mpeg_data->current_frame_size + mpeg_data->current_padding;
+        //mpeg_set_error_logging(mpeg_data, 0); /* should not be needed anymore with the interleave decoder */
 
 #elif defined(VGM_USE_FFMPEG)
         /* FFmpeg can't properly read FSB4 or FMOD's 0-padded MPEG data @ start_offset */