diff --git a/CHANGELOG.md b/CHANGELOG.md
index 781422e5f..42e205fef 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,7 @@ All notable changes to this project will be documented in this file.
 
 ### Fixed
 
+- viewer pan/scale gestures interpreted as fling gestures
 - replacing when moving item to vault
 - exporting item to vault
 
diff --git a/plugins/aves_magnifier/lib/src/core/core.dart b/plugins/aves_magnifier/lib/src/core/core.dart
index 531934cd6..58edae587 100644
--- a/plugins/aves_magnifier/lib/src/core/core.dart
+++ b/plugins/aves_magnifier/lib/src/core/core.dart
@@ -197,18 +197,22 @@ class _MagnifierCoreState extends State<MagnifierCore> with TickerProviderStateM
       if (_isFlingGesture(estimate, _flingPointerKind, Axis.horizontal)) {
         final left = _mayFlingLTRB.item1;
         final right = _mayFlingLTRB.item3;
-        if (left) {
-          onFling(AxisDirection.left);
-        } else if (right) {
-          onFling(AxisDirection.right);
+        if (left ^ right) {
+          if (left) {
+            onFling(AxisDirection.left);
+          } else if (right) {
+            onFling(AxisDirection.right);
+          }
         }
       } else if (_isFlingGesture(estimate, _flingPointerKind, Axis.vertical)) {
         final up = _mayFlingLTRB.item2;
         final down = _mayFlingLTRB.item4;
-        if (up) {
-          onFling(AxisDirection.up);
-        } else if (down) {
-          onFling(AxisDirection.down);
+        if (up ^ down) {
+          if (up) {
+            onFling(AxisDirection.up);
+          } else if (down) {
+            onFling(AxisDirection.down);
+          }
         }
       }
     }