diff --git a/src/meta/ps2_svag.c b/src/meta/ps2_svag.c
index beae5882..4b9bc17d 100644
--- a/src/meta/ps2_svag.c
+++ b/src/meta/ps2_svag.c
@@ -1,7 +1,7 @@
 #include "meta.h"
 #include "../coding/coding.h"
 
-/* SVAG - from Konami Tokyo games [OZ (PS2), Neo Contra (PS2)]] */
+/* SVAG - from Konami Tokyo games [OZ (PS2), Neo Contra (PS2), Silent Hill 2 (PS2)] */
 VGMSTREAM * init_vgmstream_ps2_svag(STREAMFILE *streamFile) {
     VGMSTREAM * vgmstream = NULL;
     off_t start_offset;
@@ -12,14 +12,17 @@ VGMSTREAM * init_vgmstream_ps2_svag(STREAMFILE *streamFile) {
     /* checks */
     if (!check_extensions(streamFile, "svag"))
         goto fail;
-
     if (read_32bitBE(0x00,streamFile) != 0x53766167) /* "Svag" */
         goto fail;
 
     channel_count = read_16bitLE(0x0C,streamFile); /* always 2? ("S"tereo vag?) */
     loop_flag = (read_32bitLE(0x14,streamFile)==1);
 
-    start_offset = 0x800; /* header repeated at 0x400 too */
+    /* header repeated at 0x400 presumably for stereo */
+    if (channel_count > 1 && read_32bitBE(0x400,streamFile) != 0x53766167) /* "Svag" */
+        goto fail;
+
+    start_offset = 0x800;
     data_size = read_32bitLE(0x04,streamFile);