Bump version to v0.4.1
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 86cf3ae..5ed2367 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+# 0.4.1 (July 21)
+
+* [BUGFIX] Fix notify channel concurrency bug (#216)
+
 # 0.4.0 (July 16)
 
 * [BUGFIX] EventLoop::register requests all events, not just readable.
diff --git a/Cargo.toml b/Cargo.toml
index 9f58a55..d34ca0c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name          = "mio"
-version       = "0.4.0"
+version       = "0.4.1"
 license       = "MIT"
 authors       = ["Carl Lerche <me@carllerche.com>"]
 description   = "Lightweight non-blocking IO"