diff --git a/lib/rt64 b/lib/rt64
index 8efb6cc..523f7f8 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit 8efb6cc8168e746fb22d08c2dd766b2a176e1a51
+Subproject commit 523f7f845c28f7efca243d9b70e6d947d9ce0127