diff --git a/lib/pkp b/lib/pkp
index 0ae901e55b8..dfae6bd95b0 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 0ae901e55b81a7789a1db3594ce4e0966df2ba67
+Subproject commit dfae6bd95b0e600705550c31c79c441d02a5ab20