diff --git a/stream/stream_libarchive.c b/stream/stream_libarchive.c
index 15294ca066..89d1e82075 100644
--- a/stream/stream_libarchive.c
+++ b/stream/stream_libarchive.c
@@ -80,7 +80,10 @@ static bool probe_zip(struct stream *s)
 static int mp_archive_probe(struct stream *src)
 {
     int flags = 0;
-    mp_assert(stream_tell(src) == 0);
+    stream_seek(src, 0);
+    if (stream_tell(src) != 0)
+        return flags;
+
     if (probe_zip(src))
         flags |= MP_ARCHIVE_FLAG_MAYBE_ZIP;