diff --git a/DialogEditor.Avalonia.Shared/DialogEditor.Avalonia.Shared.csproj b/DialogEditor.Avalonia.Shared/DialogEditor.Avalonia.Shared.csproj
index 6612f602..51e9b65b 100644
--- a/DialogEditor.Avalonia.Shared/DialogEditor.Avalonia.Shared.csproj
+++ b/DialogEditor.Avalonia.Shared/DialogEditor.Avalonia.Shared.csproj
@@ -10,7 +10,7 @@
   <ItemGroup>
     <PackageReference Include="Avalonia"               Version="11.3.14"/>
     <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.14"/>
-    <PackageReference Include="CommunityToolkit.Mvvm"  Version="8.2.2"/>
+    <PackageReference Include="CommunityToolkit.Mvvm"  Version="8.4.2"/>
   </ItemGroup>
 
   <ItemGroup>
diff --git a/DialogEditor.PatchManager/DialogEditor.PatchManager.csproj b/DialogEditor.PatchManager/DialogEditor.PatchManager.csproj
index fe44e925..bb945223 100644
--- a/DialogEditor.PatchManager/DialogEditor.PatchManager.csproj
+++ b/DialogEditor.PatchManager/DialogEditor.PatchManager.csproj
@@ -14,7 +14,7 @@
     <PackageReference Include="Avalonia.Desktop"       Version="11.3.14"/>
     <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.14"/>
     <PackageReference Include="Avalonia.Fonts.Inter"   Version="11.3.14"/>
-    <PackageReference Include="CommunityToolkit.Mvvm"  Version="8.2.2"/>
+    <PackageReference Include="CommunityToolkit.Mvvm"  Version="8.4.2"/>
   </ItemGroup>
 
   <ItemGroup>
diff --git a/DialogEditor.ViewModels/DialogEditor.ViewModels.csproj b/DialogEditor.ViewModels/DialogEditor.ViewModels.csproj
index 0ac9344a..b1015e42 100644
--- a/DialogEditor.ViewModels/DialogEditor.ViewModels.csproj
+++ b/DialogEditor.ViewModels/DialogEditor.ViewModels.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.2" />
     <PackageReference Include="WeCantSpell.Hunspell" Version="7.0.1" />
   </ItemGroup>