diff --git a/lib/pkp b/lib/pkp
index 0e951de96c1..5e93afcdcf9 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 0e951de96c1d6f8445e35bdbb333b9563f3efe60
+Subproject commit 5e93afcdcf90a52885d9d4d3611930ca79f24126