diff --git a/hecl/extern/boo b/hecl/extern/boo
index 27a455c61..ee60772b3 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 27a455c61dcaabab56f1ad1ab78fb8fb7f8b4d4e
+Subproject commit ee60772b3900c5359a619de5d9221fff58dd3b96