diff --git a/lattice b/lattice
index a7c05f2f6..7871b74db 160000
--- a/lattice
+++ b/lattice
@@ -1 +1 @@
-Subproject commit a7c05f2f6aa59d9723403f49de72f5ef0682018a
+Subproject commit 7871b74dbe857cb034d3298e46de90c06faaca36