diff --git a/lib/pkp b/lib/pkp
index cd7ceba4cc..60b5f0ada9 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit cd7ceba4cc8e53e657c072c901d0b9407b36b18c
+Subproject commit 60b5f0ada9d59973ae9b44d7b0ff7fdaf8c25443