diff --git a/README.rst b/README.rst
index 59c57e5..570898c 100644
--- a/README.rst
+++ b/README.rst
@@ -245,3 +245,7 @@ Version History
   * Applied a few more fixes from upstream, most notably for a bug that caused
     *Step Into* on a statement that contains multiple calls, including functions
     without debug info, to skip over calls that do have debug info.
+
+**0.4**
+  * Added a utility for toggling the profiler from within the game.
+  * Made the profiler lock its mutex while enabling and disabling.
diff --git a/mono b/mono
index ba2b399..8c23626 160000
--- a/mono
+++ b/mono
@@ -1 +1 @@
-Subproject commit ba2b3998be31e8628fbdcc0c5645d55cb594f608
+Subproject commit 8c2362631fb5c06322d097502bc1948e61442616