diff --git a/lib/pkp b/lib/pkp
index 73c6594572..2bc3d77c4d 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 73c6594572eee12d260495f94c8d3074c0d03d15
+Subproject commit 2bc3d77c4d923d22258fefda24f1bf040882251d