diff --git a/lib/pkp b/lib/pkp
index 4e8a5a1cf5..54549e2317 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 4e8a5a1cf523f816286343fe103f7eca52b02e70
+Subproject commit 54549e2317187ce08de353b323000ffe97776f6b