diff --git a/src/Views/TextDiffView.axaml.cs b/src/Views/TextDiffView.axaml.cs
index a6761b4f..87ccf36e 100644
--- a/src/Views/TextDiffView.axaml.cs
+++ b/src/Views/TextDiffView.axaml.cs
@@ -1259,7 +1259,7 @@ namespace SourceGit.Views
             if (diff.ScrollOffset.NearlyEquals(_scrollViewer.Offset))
                 return;
 
-            if (IsPointerOver || !e.OffsetDelta.NearlyEquals(Vector.Zero))
+            if (IsPointerOver || e.OffsetDelta.SquaredLength > 1.0f)
             {
                 diff.ScrollOffset = _scrollViewer.Offset;