diff --git a/zcash-haskell b/zcash-haskell
index 477817f..f228eff 160000
--- a/zcash-haskell
+++ b/zcash-haskell
@@ -1 +1 @@
-Subproject commit 477817f37f414a459d70b1f89e950f85438ca267
+Subproject commit f228eff367c776469455adc4d443102cc53e5538