diff --git a/hecl/extern/boo b/hecl/extern/boo
index 3c4f304d5..03de8811b 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 3c4f304d5a375df8c455ae3200eb12ce1d47f099
+Subproject commit 03de8811b17dc73adcd5c791c6bda799fd3bf1a5