diff --git a/lib/pkp b/lib/pkp
index 7b252e0e273..e67cdcb0508 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 7b252e0e273e789bd7b4f8b8e8ae5ae4cbef4928
+Subproject commit e67cdcb05086515fadb072891101de1d109e75f8