diff --git a/lib/pkp b/lib/pkp
index bf0162a3ba4..47c89e25ede 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit bf0162a3ba4d4d4b0f1a54d7f46773c84e722ca3
+Subproject commit 47c89e25ede1f24c664d946400834a98d9510f7f