diff --git a/lib/pkp b/lib/pkp
index bcd2f7fc09..c1d2b2dca1 160000
--- a/lib/pkp
+++ b/lib/pkp
@@ -1 +1 @@
-Subproject commit bcd2f7fc0902fc036fc66c54795b70339eb792e3
+Subproject commit c1d2b2dca135f19242a16118a76d4cbc8350687e