diff --git a/lib/pkp b/lib/pkp
index 571835203b..1b7cd82a86 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 571835203b90f3898648565d71a5a4feaa5d396d
+Subproject commit 1b7cd82a86695db5c5246127371001bdd5ea1ccf