diff --git a/lib/pkp b/lib/pkp
index 1fec34e984c..72751bba76e 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 1fec34e984cdc4cc5f6da5fcf1955fffda287354
+Subproject commit 72751bba76efc3057aadaede113ebc11d536849a