diff --git a/src/SortableList.js b/src/SortableList.js
index 3d3ff9f..df0b083 100644
--- a/src/SortableList.js
+++ b/src/SortableList.js
@@ -242,7 +242,7 @@ export default class SortableList extends Component {
       const style = {[ZINDEX]: 0};
       const location = {x: 0, y: 0};
 
-      if (rowsLayouts) {
+      if (rowsLayouts && rowsLayouts[key]) {
         if (horizontal) {
           location.x = nextX;
           nextX += rowsLayouts[key] ? rowsLayouts[key].width : 0;