diff --git a/lib/pkp b/lib/pkp
index c76f5d47bf..f50463790b 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit c76f5d47bf3c9e254989a3a126050e1eb04e3bd6
+Subproject commit f50463790b35216af4495257c9d9e06fc3be060d