diff --git a/lib/pkp b/lib/pkp
index e0e7a692bf1..2113c29c21e 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit e0e7a692bf1823ada0ee088bb1a6b7c4f9e8d5b9
+Subproject commit 2113c29c21e015910f8d8eaca37bd2dc1cb22435