diff --git a/lib/pkp b/lib/pkp
index 5e93afcdcf9..199ee9a0a9d 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 5e93afcdcf90a52885d9d4d3611930ca79f24126
+Subproject commit 199ee9a0a9d0b84ecf033dc8f4258e5d9a0d4776