diff --git a/lib/pkp b/lib/pkp
index 9491e7da97..5b379743a0 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 9491e7da9784153a7908cd0dd29b7e529f7bcef6
+Subproject commit 5b379743a06d11a69ae5a66867ea6fffcecb345c