diff --git a/README.md b/README.md
index d61d3cf..a550433 100644
--- a/README.md
+++ b/README.md
@@ -114,7 +114,7 @@ onExplode | Function | false | undefined | TODO
 onImplode | Function | false | undefined | TODO
 onClusterPress(clusterId, ?children) | Function | false |  | Add (or completey override) behaviours to the clusterPress handler. `children` is passed when default behavior is preserved (see `preserveClusterPressBehavior` prop).
 preserveClusterPressBehavior | Bool | false | true | Whether `onClusterPress` prop should completely override module's behavior rather than integrate it.
-clusterPressMaxChildren | Function | false | 100 | Max number of cluster leaves returned as second parameter of `onClusterPress`.
+clusterPressMaxChildren | Number | false | 100 | Max number of cluster leaves returned as second parameter of `onClusterPress`.
 edgePadding | Object | false | { top: 10, left: 10, bottom: 10, right: 10 } | Edge padding for [react-native-maps's](https://github.com/react-community/react-native-maps/blob/master/docs/mapview.md#methods) `fitToCoordinates` method, called in `onClusterPress` for fitting to pressed cluster children.
 renderMarker | Function | false | undefined | Must return a react-native-maps' Marker component.
 animateClusters | Bool | false | true | Animate imploding/exploding of clusters' markers and clusters size change. **Works only on iOS**.