diff --git a/ZAPDTR b/ZAPDTR
index 42ae9dc95..684f21a47 160000
--- a/ZAPDTR
+++ b/ZAPDTR
@@ -1 +1 @@
-Subproject commit 42ae9dc955e2aec15b6ebea3a94d5a131404bbb5
+Subproject commit 684f21a475dcfeee89938ae1f4afc42768a3e7ef