diff --git a/lib/pkp b/lib/pkp
index 270bb11cc0..d1f45f7070 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 270bb11cc060202ef27a29094e59f2e08c5db8cc
+Subproject commit d1f45f70706207cf9ca9767a658d9c3c73a8e673