diff --git a/lib/pkp b/lib/pkp
index 12072a72eb3..5cefa04bc4c 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 12072a72eb3cedb459fe1fc01ec5e444f1a1a947
+Subproject commit 5cefa04bc4c54c0c5990a03b94c4e11392d9f852