diff --git a/lib/pkp b/lib/pkp
index 5b4e8371e48..a530c90e7eb 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 5b4e8371e480b8a1304ca3b239c5f4b1d35f8684
+Subproject commit a530c90e7ebb001417cb8628aa17ad5e54954445