diff --git a/README.md b/README.md
index ba6e427..b11c41b 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,14 @@ if (bowser.webkit) {
 }
 ```
 
+IE Browsers will report their version along with if the browser is in compatability mode
+
+``` js
+if (bowser.msie && bowser.compatability) {
+  // beware compatability mode
+}
+```
+
 Ender installation
 -----
 If you don't already have [Ender](http://ender.no.de) (an npm package) install it now (and don't look back)
diff --git a/bowser.js b/bowser.js
index 951845d..e6620a0 100644
--- a/bowser.js
+++ b/bowser.js
@@ -43,7 +43,19 @@
 
     if (ie) return {
         msie: t
-      , version: ua.match(/msie (\d+(\.\d+)?);/i)[1]
+      , version: (function(ua) {
+          switch (ua.match(/Trident\/(\d+(\.\d+)?)/i)[1]) {
+            case '6.0': //Trident 6.0 maps to IE 10
+              return '10.0'
+            case '5.0': //Trident 5.0 maps to IE 9
+              return '9.0'
+            case '4.0': //Trident 4.0 maps to IE 8
+              return '8.0'
+            default: //Trident not present reverts back to IE 7 or below
+              return '7.0'
+          }
+      })(ua)
+      , compatability: ua.indexOf("MSIE 7.0") > -1      
     }
     if (chrome) return {
         webkit: t