diff --git a/src/MvvmScarletToolkit.Incubator/MvvmScarletToolkit.Incubator.csproj b/src/MvvmScarletToolkit.Incubator/MvvmScarletToolkit.Incubator.csproj
index 3fa4206..b708af3 100644
--- a/src/MvvmScarletToolkit.Incubator/MvvmScarletToolkit.Incubator.csproj
+++ b/src/MvvmScarletToolkit.Incubator/MvvmScarletToolkit.Incubator.csproj
@@ -7,7 +7,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="DynamicData" Version="8.4.1" />
+        <PackageReference Include="DynamicData" Version="9.0.4" />
         <PackageReference Include="Microsoft.Xaml.Behaviors.Wpf" Version="1.1.77" />
         <PackageReference Include="System.Drawing.Common" Version="8.0.5" />
     </ItemGroup>
diff --git a/src/MvvmScarletToolkit.Observables/MvvmScarletToolkit.Observables.csproj b/src/MvvmScarletToolkit.Observables/MvvmScarletToolkit.Observables.csproj
index 247c6a5..fea99e4 100644
--- a/src/MvvmScarletToolkit.Observables/MvvmScarletToolkit.Observables.csproj
+++ b/src/MvvmScarletToolkit.Observables/MvvmScarletToolkit.Observables.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="DynamicData" Version="8.4.1" />
+        <PackageReference Include="DynamicData" Version="9.0.4" />
 
         <PackageReference Include="Nerdbank.GitVersioning" Version="3.6.133">
             <PrivateAssets>all</PrivateAssets>