diff --git a/hecl/extern/boo b/hecl/extern/boo
index 71593afe5..245a39fd9 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 71593afe50c3cefc4791477b5b3b5eabfcabee25
+Subproject commit 245a39fd92da80af40dcaf5e7567ff0b4cbf9a9a