diff --git a/lib/pkp b/lib/pkp
index 3e03ed6b9b6..da833667921 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 3e03ed6b9b64a265faa488f6093dd969c5cd7946
+Subproject commit da833667921cc37316e0b2f39f6938b6f6920a7a