diff --git a/submodules/Postbox b/submodules/Postbox
index b9a0c90ab4..4cb811a442 160000
--- a/submodules/Postbox
+++ b/submodules/Postbox
@@ -1 +1 @@
-Subproject commit b9a0c90ab4a5e72389272cadf1a7e819ebd5f88e
+Subproject commit 4cb811a4422113791dd784327201fae925e4329c