diff --git a/src/renderers/dom/ReactDOM.js b/src/renderers/dom/ReactDOM.js
index 4fb7d48d1c..f8e030c844 100644
--- a/src/renderers/dom/ReactDOM.js
+++ b/src/renderers/dom/ReactDOM.js
@@ -74,7 +74,7 @@ if (__DEV__) {
       }
     }
 
-    // If we're in IE8, check to see if we are in combatibility mode and provide
+    // If we're in IE8, check to see if we are in compatibility mode and provide
     // information on preventing compatibility mode
     var ieCompatibilityMode =
       document.documentMode && document.documentMode < 8;