diff --git a/external/mono b/external/mono
index 2264e1b30cc..85d1920b016 160000
--- a/external/mono
+++ b/external/mono
@@ -1 +1 @@
-Subproject commit 2264e1b30cc324c6f331d08fc3e1fe9cf920ee5d
+Subproject commit 85d1920b01674593f0e61421cbb5926ca2eb84ac