diff --git a/lib/pkp b/lib/pkp
index f09741c6237..07913a61da5 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit f09741c62371de7721fad92321180ecd879749ab
+Subproject commit 07913a61da5c135e2f2e7c59c0c69a01d1d41c01