diff --git a/lib/pkp b/lib/pkp
index aeab3b23003..fcbb2691342 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit aeab3b230035df6f427af93011aa81678d939a6e
+Subproject commit fcbb2691342b7d7c980aae9a317be9a1047fd461