diff --git a/src/Gallery.js b/src/Gallery.js
index 6f5c07b..e533e10 100644
--- a/src/Gallery.js
+++ b/src/Gallery.js
@@ -31,7 +31,7 @@ class Gallery extends Component {
     }
 
     componentWillReceiveProps (np) {
-        if(this.state.images != np.images){
+        if(this.state.images != np.images || this.props.maxRows != np.maxRows){
             this.setState({
                 images: np.images,
                 thumbnails: this.renderThumbs(this._gallery.clientWidth,