diff --git a/DotNetSolutionTools.Photino/AppThemeProvider.cs b/DotNetSolutionTools.Photino/AppThemeProvider.cs
index f8bd1d5..09e9721 100644
--- a/DotNetSolutionTools.Photino/AppThemeProvider.cs
+++ b/DotNetSolutionTools.Photino/AppThemeProvider.cs
@@ -8,7 +8,7 @@ public static class AppThemeProvider
     {
         var theme = new MudTheme();
         theme.Typography.H5.FontSize = "1.4rem";
-        theme.Typography.H5.FontWeight = 500;
+        theme.Typography.H5.FontWeight = "500";
         theme.Typography.H6.FontSize = "1.1rem";
         return theme;
     }
diff --git a/DotNetSolutionTools.Photino/DotNetSolutionTools.Photino.csproj b/DotNetSolutionTools.Photino/DotNetSolutionTools.Photino.csproj
index 5cdb209..cda34c6 100644
--- a/DotNetSolutionTools.Photino/DotNetSolutionTools.Photino.csproj
+++ b/DotNetSolutionTools.Photino/DotNetSolutionTools.Photino.csproj
@@ -17,9 +17,9 @@
 	</ItemGroup>
 
 	<ItemGroup>
-		<PackageReference Include="MudBlazor" Version="7.15.0" />
-		<PackageReference Include="Photino.Blazor" Version="3.2.0" />
-		<PackageReference Include="Z.Blazor.Diagrams" Version="3.0.2" />
+		<PackageReference Include="MudBlazor" Version="8.6.0" />
+		<PackageReference Include="Photino.Blazor" Version="4.0.13" />
+		<PackageReference Include="Z.Blazor.Diagrams" Version="3.0.3" />
 	</ItemGroup>
 
 	<ItemGroup>