diff --git a/lib/pkp b/lib/pkp
index f77cd19dd2..48c79c995d 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit f77cd19dd2c3c60c65a20b5deb3dec748657d03d
+Subproject commit 48c79c995d7a1152fa8133bcbadeb508b6b57700