diff --git a/submodules/bctoolbox b/submodules/bctoolbox
index ebc8b893e..86566bc39 160000
--- a/submodules/bctoolbox
+++ b/submodules/bctoolbox
@@ -1 +1 @@
-Subproject commit ebc8b893e4aab92ff6ee49674d7c443045494a6c
+Subproject commit 86566bc39e8860a34620f05895da9aea8ee57b82