diff --git a/hecl/extern/boo b/hecl/extern/boo
index 44e8317d4..b68ae901c 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 44e8317d49cd5be5776a48ebc9715495cb47552a
+Subproject commit b68ae901c92e5d336609378e8fd9d02d3be8e64d