diff --git a/lib/pkp b/lib/pkp
index 6acb1be2eb..033a791e83 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 6acb1be2eb8bde98545de595c3975861e923561e
+Subproject commit 033a791e83c247504f78e66ece8668f6318b91cb