diff --git a/ipc b/ipc
index e846371551dbfabc3e02b1830fccf0c515ac0d02..ac16479545423b1df24574002ca5ccd55a4ed1bc 160000
--- a/ipc
+++ b/ipc
@@ -1 +1 @@
-Subproject commit e846371551dbfabc3e02b1830fccf0c515ac0d02
+Subproject commit ac16479545423b1df24574002ca5ccd55a4ed1bc