diff --git a/lib/pkp b/lib/pkp
index e2735ea4200..c7588fe57d7 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit e2735ea42005df30eb61277ca9256a3b5dcd2f5d
+Subproject commit c7588fe57d726e16eb7250837095f7ae0366f10c