diff --git a/src/exercise/05.md b/src/exercise/05.md
index ee5e7613..95599d78 100644
--- a/src/exercise/05.md
+++ b/src/exercise/05.md
@@ -27,7 +27,7 @@ class App extends React.Component {
 }
 ```
 
-They key I want to point out in the example here is that bit above that says:
+The key I want to point out in the example here is that bit above that says:
 `<MyInput ref={this._myInputRef} />`. What this does is give you access to the
 component instance.