diff --git a/lib/rt64 b/lib/rt64
index ffb006f..5c7b6a1 160000
--- a/lib/rt64
+++ b/lib/rt64
@@ -1 +1 @@
-Subproject commit ffb006f57043895653668f3812020fa4b0f287b8
+Subproject commit 5c7b6a14620732e574b5068c1306795b2d9a8e9e