diff --git a/csharp/exercism.csproj b/csharp/exercism.csproj
index ea52b7d..9eb2b72 100644
--- a/csharp/exercism.csproj
+++ b/csharp/exercism.csproj
@@ -19,7 +19,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file