diff --git a/hecl/extern/boo b/hecl/extern/boo
index 1a2fc1d2a..165314b81 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 1a2fc1d2a3aaed8213b7d41c5b75e930fe69dd20
+Subproject commit 165314b81794237f7a3bed10c1baafb2fc2ed9f1