diff --git a/lib/pkp b/lib/pkp
index 2ec9cb63552..34efa3eef9a 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 2ec9cb635524a87f99459df64597fc7c1a7bd29c
+Subproject commit 34efa3eef9aa520fe68eb08b7fb467ad2283c9f2