diff --git a/lib/pkp b/lib/pkp
index e96748444a0..b7d4765acab 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit e96748444a0d4f115ffb3f21d797f29b3720fa65
+Subproject commit b7d4765acab798f80901e5e9d533477814682c35