diff --git a/microsoft-ajax/microsoft.ajax-tests.ts b/microsoft-ajax/microsoft.ajax-tests.ts
index 3e1f44f0e..e8d9ab49f 100644
--- a/microsoft-ajax/microsoft.ajax-tests.ts
+++ b/microsoft-ajax/microsoft.ajax-tests.ts
@@ -234,6 +234,13 @@ function Sys_Browser_Tests() {
     
 }
 
+function Sys_EventArgs_Tests() {
+    
+    var anEventArgs = new Sys.EventArgs();
+    var eventArgs = anEventArgs.Empty;
+
+}
+
 function Sys_CancelEventArgs_Tests() {
 
     var args = new Sys.CancelEventArgs();
diff --git a/microsoft-ajax/microsoft.ajax.d.ts b/microsoft-ajax/microsoft.ajax.d.ts
index bd2e43617..8d2349520 100644
--- a/microsoft-ajax/microsoft.ajax.d.ts
+++ b/microsoft-ajax/microsoft.ajax.d.ts
@@ -1973,12 +1973,16 @@ declare module Sys {
 
     /**
     * Provides a base class for classes that are used by event sources to pass event argument information.
+    * The EventArgs class is a base class and not intended to be used directly. Override this constructor to provide specific functionality.
     * @see {@link http://msdn.microsoft.com/en-us/library/bb383795(v=vs.100).aspx}
     */
     class EventArgs {
 
         //#region Constructors
 
+        /**
+         * Initializes a new instance of the EventArgs class.
+         */
         constructor();
 
         //#endregion