diff --git a/hecl/extern/libBoo b/hecl/extern/libBoo
index 584384041..66c2cbdf1 160000
--- a/hecl/extern/libBoo
+++ b/hecl/extern/libBoo
@@ -1 +1 @@
-Subproject commit 5843840411fd88494d0c1499cc6810255553c9d1
+Subproject commit 66c2cbdf14956bd14493fb4d7086a28ad3d943f5