diff --git a/03-CoreGenerativeAITechniques/src/MCP-01-HuggingFace/MCP-01-HuggingFace.csproj b/03-CoreGenerativeAITechniques/src/MCP-01-HuggingFace/MCP-01-HuggingFace.csproj
index 57e41473..8c946692 100644
--- a/03-CoreGenerativeAITechniques/src/MCP-01-HuggingFace/MCP-01-HuggingFace.csproj
+++ b/03-CoreGenerativeAITechniques/src/MCP-01-HuggingFace/MCP-01-HuggingFace.csproj
@@ -13,9 +13,9 @@
 		<PackageReference Include="Microsoft.Extensions.Hosting" Version="9.0.9" />
 		<PackageReference Include="Microsoft.Extensions.AI" Version="9.9.0" />
 		<PackageReference Include="Microsoft.Extensions.AI.AzureAIInference" Version="9.6.0-preview.1.25310.2" />
-		<PackageReference Include="ModelContextProtocol" Version="0.3.0-preview.3" />
+		<PackageReference Include="ModelContextProtocol" Version="0.3.0-preview.4" />
 		<PackageReference Include="ModelContextProtocol-SemanticKernel" Version="0.3.0" />
-		<PackageReference Include="ModelContextProtocol.Core" Version="0.3.0-preview.3" />
+		<PackageReference Include="ModelContextProtocol.Core" Version="0.3.0-preview.4" />
 	</ItemGroup>
 
 </Project>