diff --git a/lib/pkp b/lib/pkp
index e333af64780..e9cc8e1830b 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit e333af64780e2b6f94e8d3bdba08e4c4afc8d65b
+Subproject commit e9cc8e1830bd5c358d429c117fdb48844a211222