diff --git a/lib/pkp b/lib/pkp
index e9c27fc01a2..d1e3e38d276 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit e9c27fc01a2173bd2f8688c4fe264be6a2917d88
+Subproject commit d1e3e38d27644237ad21ba99287c2715d9cdbeda