diff --git a/lib/pkp b/lib/pkp
index 9fd3940585f..a93422e1367 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 9fd3940585f35c1305bed43597a3599bcf23f744
+Subproject commit a93422e1367a8b712aaa381d5a0d60db6f8b3e11