with the exception for -> with the exception of

docs/_posts/2015-01-27-react-v0.13.0-beta-1.md

@@ -33,7 +33,7 @@ class HelloMessage extends React.Component {
 React.render(<HelloMessage name="Sebastian" />, mountNode);
 ```
 
-The API is mostly what you would expect, with the exception for `getInitialState`. We figured that the idiomatic way to specify class state is to just use a simple instance property. Likewise `getDefaultProps` and `propTypes` are really just properties on the constructor.
+The API is mostly what you would expect, with the exception of `getInitialState`. We figured that the idiomatic way to specify class state is to just use a simple instance property. Likewise `getDefaultProps` and `propTypes` are really just properties on the constructor.
 
 ```javascript
 export class Counter extends React.Component {

docs/docs/05-reusable-components.md

@@ -200,7 +200,7 @@ class HelloMessage extends React.Component {
 React.render(<HelloMessage name="Sebastian" />, mountNode);
 ```
 
-The API is similar to `React.createClass` with the exception for `getInitialState`. Instead of providing a separate `getInitialState` method, you set up your own `state` property in the constructor.
+The API is similar to `React.createClass` with the exception or `getInitialState`. Instead of providing a separate `getInitialState` method, you set up your own `state` property in the constructor.
 
 Another difference is that `propTypes` and `defaultProps` are defined as properties on the constructor instead of in the class body.