diff --git a/shirakami b/shirakami
index d71a162..2a7114d 160000
--- a/shirakami
+++ b/shirakami
@@ -1 +1 @@
-Subproject commit d71a16201fbc360df71009d58fba3ebc7707f472
+Subproject commit 2a7114db4ed798e52094391e7b1dbbe39a041b4b