diff --git a/lib/rt64 b/lib/rt64
index 1a6db50..b049f87 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit 1a6db509e5fa0a680e6fda66444557169ce565d1
+Subproject commit b049f875312232d3ef79a3665e913876e46774e9