diff --git a/lib/rt64 b/lib/rt64
index b049f87..289609f 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit b049f875312232d3ef79a3665e913876e46774e9
+Subproject commit 289609f42fcd38da65b4dee7ab75d3d62c759dd4