diff --git a/Chapter-2/CalculatorApplication/V1.5/CalculatorWeb/CalculatorWeb.csproj b/Chapter-2/CalculatorApplication/V1.5/CalculatorWeb/CalculatorWeb.csproj
index 73bb4af..09e619a 100644
--- a/Chapter-2/CalculatorApplication/V1.5/CalculatorWeb/CalculatorWeb.csproj
+++ b/Chapter-2/CalculatorApplication/V1.5/CalculatorWeb/CalculatorWeb.csproj
@@ -20,7 +20,7 @@
     <PackageReference Include="Microsoft.ServiceFabric.Data" Version="2.8.211" />
     <PackageReference Include="Microsoft.ServiceFabric.Services" Version="2.8.211" />
     <PackageReference Include="Microsoft.ServiceFabric.Services.Remoting" Version="2.8.211" />
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
   <ItemGroup>