diff --git a/README.md b/README.md
index 4dff412..5c06e5d 100644
--- a/README.md
+++ b/README.md
@@ -52,8 +52,8 @@ Name                  | Description
 `theme`               | Either a string referring to one of the themes provided by [redux-devtools-themes](https://github.com/gaearon/redux-devtools-themes) (feel free to contribute!) or a custom object of the same format. Optional. By default, set to [`'nicinabox'`](https://github.com/gaearon/redux-devtools-themes/blob/master/src/nicinabox.js).
 `select`              | A function that selects the slice of the state for DevTools to show. For example, `state => state.thePart.iCare.about`. Optional. By default, set to `state => state`.
 `preserveScrollTop`   | When `true`, records the current scroll top every second so it can be restored on refresh. This only has effect when used together with `persistState()` enhancer from Redux DevTools. By default, set to `true`.
-`expandActionRoot`    | When `true`, displays the action object expanded rather than collapsed. By default, set to `true`.
-`expandStateRoot`     | When `true`, displays the state object expanded rather than collapsed. By default, set to `true`.
+`expandActionRoot`    | When `true`, displays the action object expanded rather than collapsed. By default, set to `false`.
+`expandStateRoot`     | When `true`, displays the state object expanded rather than collapsed. By default, set to `false`.
 
 ### License
 
diff --git a/src/LogMonitor.js b/src/LogMonitor.js
index da23f4f..8dce38f 100644
--- a/src/LogMonitor.js
+++ b/src/LogMonitor.js
@@ -67,8 +67,8 @@ export default class LogMonitor extends Component {
     select: (state) => state,
     theme: 'nicinabox',
     preserveScrollTop: true,
-    expandActionRoot: true,
-    expandStateRoot: true
+    expandActionRoot: false,
+    expandStateRoot: false
   };
 
   shouldComponentUpdate = shouldPureComponentUpdate;