diff --git a/lib/pkp b/lib/pkp
index 87adda27ed3..94653e0ddf8 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 87adda27ed35e0cf1b4605bf7402f971de97f6cc
+Subproject commit 94653e0ddf818fe2518a02e2ce13238488fa5729