diff --git a/hecl/extern/boo b/hecl/extern/boo
index 241db19cf..b0c246abc 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 241db19cfba38061b88088b16206862a00b53db3
+Subproject commit b0c246abc7940043214336aed1e9d8159df3db1b