diff --git a/hecl/extern/boo b/hecl/extern/boo
index ceff1934c..8ff2b9c40 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit ceff1934c1b0ac280236f447f7db5ba3e77cf58f
+Subproject commit 8ff2b9c404d9dd3ce4a69ec25f7b4c7c9a80813a