diff --git a/hecl/extern/libBoo b/hecl/extern/libBoo
index e9bd443e4..77e9492b4 160000
--- a/hecl/extern/libBoo
+++ b/hecl/extern/libBoo
@@ -1 +1 @@
-Subproject commit e9bd443e492478b7127ddce039c362f364792844
+Subproject commit 77e9492b43eb73528a842b6e53d125b05afdf5bc