diff --git a/lib/pkp b/lib/pkp
index 60dae69700f..8cf585d2e36 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 60dae69700f088df27f1e54efd91c5cb826d7bdf
+Subproject commit 8cf585d2e36711d909fa9a49e0bc531aaedb7fc4