diff --git a/lib/rt64 b/lib/rt64
index ea5b164..502c1eb 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit ea5b16417a321f3cc70457d597a975d63dc0f8f4
+Subproject commit 502c1eb84bdd39539ce41116da51cc16e0843be8