diff --git a/CHANGELOG.md b/CHANGELOG.md
index 93752f9b..7d01d9a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## 8.1.1
+
+* Fix issue with onDragEnd
+
 ## 8.1.0
 
 * Migrate to 3.13.0 
diff --git a/lib/src/gesture/page_view/gesture_page_view.dart b/lib/src/gesture/page_view/gesture_page_view.dart
index daa3f93e..5df6152a 100644
--- a/lib/src/gesture/page_view/gesture_page_view.dart
+++ b/lib/src/gesture/page_view/gesture_page_view.dart
@@ -423,10 +423,10 @@ class ExtendedImageGesturePageViewState
     // _drag might be null if the drag activity ended and called _disposeDrag.
     assert(_hold == null || _drag == null);
     if (!widget.canScrollPage(extendedImageGestureState?.gestureDetails)) {
-      _drag!.end(DragEndDetails(primaryVelocity: 0.0));
+      _drag?.end(DragEndDetails(primaryVelocity: 0.0));
       return;
     }
-    _drag!.end(details);
+    _drag?.end(details);
     assert(_drag == null);
     // return;
     // DragEndDetails temp = details;
diff --git a/pubspec.yaml b/pubspec.yaml
index 3397aaba..a45f5782 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: extended_image
 description: Official extension image, support placeholder(loading)/ failed state, cache network, zoom/pan, photo view, slide out page, editor(crop,rotate,flip), painting etc.
-version: 8.1.0
+version: 8.1.1
 homepage: https://github.com/fluttercandies/extended_image
 
 environment: