diff --git a/lib/pkp b/lib/pkp
index 679eaa7bbe..48c79c995d 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 679eaa7bbe0388f4ff13f39c2174f23440c5ab5d
+Subproject commit 48c79c995d7a1152fa8133bcbadeb508b6b57700