diff --git a/lib/pkp b/lib/pkp
index 1afaf57fd2a..2cc338319a5 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit 1afaf57fd2a4e892667409f4560daab557ced039
+Subproject commit 2cc338319a522a9ec8fdcd69d04a8551499f77ef