diff --git a/lib/rt64 b/lib/rt64
index e106c18..ca347e1 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit e106c18965a89b26197bde972d9a83dd2dea1691
+Subproject commit ca347e15bda28cca904923247217dc4853d9907d