diff --git a/_posts/2015-01-27-react-v0.13.0-beta-1.md b/_posts/2015-01-27-react-v0.13.0-beta-1.md
index 22f2079d..ff00faa6 100644
--- a/_posts/2015-01-27-react-v0.13.0-beta-1.md
+++ b/_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 {
diff --git a/docs/05-reusable-components.md b/docs/05-reusable-components.md
index acef1a47..0178c5e8 100644
--- a/docs/05-reusable-components.md
+++ b/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.