diff --git a/src/Whipstaff.Wpf.Syncfusion.SfDiagram/Whipstaff.Wpf.Syncfusion.SfDiagram.csproj b/src/Whipstaff.Wpf.Syncfusion.SfDiagram/Whipstaff.Wpf.Syncfusion.SfDiagram.csproj
index b48c914d0..37ed78cdd 100644
--- a/src/Whipstaff.Wpf.Syncfusion.SfDiagram/Whipstaff.Wpf.Syncfusion.SfDiagram.csproj
+++ b/src/Whipstaff.Wpf.Syncfusion.SfDiagram/Whipstaff.Wpf.Syncfusion.SfDiagram.csproj
@@ -9,7 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="ReactiveMarbles.ObservableEvents.SourceGenerator" Version="1.3.1" PrivateAssets="all" />
-    <PackageReference Include="Syncfusion.SfDiagram.WPF" Version="26.2.10" />
+    <PackageReference Include="Syncfusion.SfDiagram.WPF" Version="26.2.11" />
     <PackageReference Include="Vetuviem.WPF.SourceGenerator" Version="0.10.18">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>