diff --git a/README.md b/README.md
index 2f848dd..2345597 100644
--- a/README.md
+++ b/README.md
@@ -20,6 +20,16 @@ It's an (un)fortunate coincidence that a Open/LibreOffice presentation tool is c
 VERSION HISTORY
 -----------------
 
+### 0.4.1 ([browse](http://github.com/bartaz/impress.js/tree/0.4.1), [zip](http://github.com/bartaz/impress.js/zipball/0.4.1), [tar](http://github.com/bartaz/impress.js/tarball/0.4.1))
+
+#### BUGFIX RELEASE
+
+Changes is version 0.4 introduced a bug causing JavaScript errors being thrown all over the place in fallback mode.
+This release fixes this issue.
+
+It also adds a flag `impress.supported` that can be used in JavaScript to check if impress.js is supported in the browser.
+
+
 ### 0.4 ([browse](http://github.com/bartaz/impress.js/tree/0.4), [zip](http://github.com/bartaz/impress.js/zipball/0.4), [tar](http://github.com/bartaz/impress.js/tarball/0.4))
 
 #### CHANGELOG
diff --git a/js/impress.js b/js/impress.js
index 5896167..e10c201 100644
--- a/js/impress.js
+++ b/js/impress.js
@@ -11,7 +11,7 @@
  *
  * ------------------------------------------------
  *  author:  Bartek Szopka
- *  version: 0.4
+ *  version: 0.4.1
  *  url:     http://bartaz.github.com/impress.js/
  *  source:  http://github.com/bartaz/impress.js/
  */