diff --git a/lib/pkp b/lib/pkp
index 6d7d558e035..1546054e666 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 6d7d558e035a9cb605ebb6dec1b555f9144e0679
+Subproject commit 1546054e666b7ba1f420a5b061188fa0bf42600a