diff --git a/ihk b/ihk
index f9b6e037..b680d185 160000
--- a/ihk
+++ b/ihk
@@ -1 +1 @@
-Subproject commit f9b6e0378ecbc6f8e22ef9718f89a686951004c9
+Subproject commit b680d1858839ae67fd8ddf96530354d6d2925860