diff --git a/cheevos-new/cheevos.c b/cheevos-new/cheevos.c
index 7f065ee277..851e2e82c1 100644
--- a/cheevos-new/cheevos.c
+++ b/cheevos-new/cheevos.c
@@ -1415,7 +1415,7 @@ found:
          CORO_RET();
       }
 
-      coro->offset = 512;
+      coro->offset = snes_header_len;
       coro->count  = 0;
 
       CORO_GOSUB(EVAL_MD5);