diff --git a/VirtualScrollList.js b/VirtualScrollList.js
index 69baeb3..c27cd3d 100644
--- a/VirtualScrollList.js
+++ b/VirtualScrollList.js
@@ -120,6 +120,10 @@ export class VirtualScrollList extends React.Component
     onScroll = () =>
     {
         this.driver();
+        if (this.props.onScroll)
+        {
+            this.props.onScroll(this.viewport);
+        }
     }
 
     componentDidUpdate = () =>
diff --git a/package.json b/package.json
index ab80b8d..6a72729 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dynamic-virtual-scroll",
-  "version": "1.0.9",
+  "version": "1.0.10",
   "author": {
     "name": "Vitaliy Filippov",
     "email": "vitalif@yourcmc.ru",