diff --git a/History.txt b/History.txt
index 36f38c7..67d6f4d 100644
--- a/History.txt
+++ b/History.txt
@@ -17,6 +17,7 @@
 
 * Minor enhancements
 
+  * Detect if the document is XML or HTML using the Content-Type when in Rails mode
   * Expose #selenium method for direct access to Selenium client
   * Check nokogiri gem version before requiring nokogiri
   * Include the Selenium server jar file in the gem (Bryan Helmkamp, Ben Schwarz)