diff --git a/hecl/extern/boo b/hecl/extern/boo
index 59f42ae85..db8c002f4 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 59f42ae85f3b066e4361b96c71a770a1cdfed93e
+Subproject commit db8c002f4ed4b424c8f36da27e310fb96bb8a7c4