diff --git a/tanzawa b/tanzawa
index 52a1916..4f2d781 160000
--- a/tanzawa
+++ b/tanzawa
@@ -1 +1 @@
-Subproject commit 52a19163dcb702cae1117dd91f043ce1822b186a
+Subproject commit 4f2d78162c6fbbd8b619967ae11277cdb3d6faf0