diff --git a/lib/rain.orderbook b/lib/rain.orderbook
index 8f76973..d63f769 160000
--- a/lib/rain.orderbook
+++ b/lib/rain.orderbook
@@ -1 +1 @@
-Subproject commit 8f76973e0af461620a385f008d689377b7f5af22
+Subproject commit d63f7692d9a5a0e1d9a040d41d688dc3470c9879