diff --git a/lib/pkp b/lib/pkp
index 346ea8581f9..2a374ec68c3 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 346ea8581f9eba2e5429c1530dc378f74973ee80
+Subproject commit 2a374ec68c3e7c26fe8438a1dec818592a2d080b