diff --git a/lib/rt64 b/lib/rt64
index a48a30f..3607aa0 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit a48a30f531bd0cf4dc94b7ccaa0e22da8bb1770c
+Subproject commit 3607aa0bca8c0fc4a3d3dbd6dc8d31091bb5fcb1