diff --git a/lib/pkp b/lib/pkp
index 23e3b5ecd68..2f6e0cdd56c 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 23e3b5ecd689bd3eff6a2ce708ca6c96ff1d6539
+Subproject commit 2f6e0cdd56c20b43e6d788f6b6ef95bf919613ca