diff --git a/lib/pkp b/lib/pkp
index b3480f90fd..76c4b72f79 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit b3480f90fdedef38d5a43bd6fafc9cb1576d54be
+Subproject commit 76c4b72f791dff8f2e67818222ad996464a09c4a