diff --git a/hecl/extern/boo b/hecl/extern/boo
index 647301417..1c8236d10 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 6473014178e2e402098d49bed419dae8fadeb659
+Subproject commit 1c8236d100c33798a0e47a93ccea3fe9cf13943a