diff --git a/hecl/extern/boo b/hecl/extern/boo
index 8fe3e2152..88db4927c 160000
--- a/hecl/extern/boo
+++ b/hecl/extern/boo
@@ -1 +1 @@
-Subproject commit 8fe3e2152bba8ad547789c06a85917d924211038
+Subproject commit 88db4927c931615dac3efb08e4d872c1befe755a