diff --git a/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core.Tests/Check.Cheque.Protocol.Core.Tests.csproj b/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core.Tests/Check.Cheque.Protocol.Core.Tests.csproj
index dd79e8f..8d47de0 100644
--- a/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core.Tests/Check.Cheque.Protocol.Core.Tests.csproj
+++ b/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core.Tests/Check.Cheque.Protocol.Core.Tests.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="Moq" Version="4.10.1" />
     <PackageReference Include="MSTest.TestAdapter" Version="1.3.2" />
     <PackageReference Include="MSTest.TestFramework" Version="1.3.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="RestSharp" Version="106.6.9" />
     <PackageReference Include="System.Security.Cryptography.Cng" Version="4.5.0" />
     <PackageReference Include="Tangle.Net.Standard" Version="2.0.3" />
diff --git a/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core/Check.Cheque.Protocol.Core.csproj b/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core/Check.Cheque.Protocol.Core.csproj
index c5ea8c9..aa08681 100644
--- a/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core/Check.Cheque.Protocol.Core.csproj
+++ b/Protocol/Check.Cheque.Protocol/Check.Cheque.Protocol.Core/Check.Cheque.Protocol.Core.csproj
@@ -6,7 +6,7 @@
 
   <ItemGroup>
     <PackageReference Include="Moq" Version="4.10.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="RestSharp" Version="106.6.9" />
     <PackageReference Include="System.Security.Cryptography.Cng" Version="4.5.0" />
     <PackageReference Include="Tangle.Net.Standard" Version="2.0.3" />