diff --git a/lib/pkp b/lib/pkp
index 922eb775dfa..e67286ab37e 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 922eb775dfa9a43d7f7fcbdcc3a19e4c557f920e
+Subproject commit e67286ab37ee74ac1f9e42c93e58b3a256053815