diff --git a/TraceIp.Tests/TraceIp.Tests.csproj b/TraceIp.Tests/TraceIp.Tests.csproj
index 5cb4f4f..f3df5ae 100644
--- a/TraceIp.Tests/TraceIp.Tests.csproj
+++ b/TraceIp.Tests/TraceIp.Tests.csproj
@@ -10,7 +10,7 @@
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.9.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="1.3.2" />
     <PackageReference Include="MSTest.TestFramework" Version="1.3.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="StackExchange.Redis" Version="2.0.601" />
   </ItemGroup>
 
diff --git a/TraceIpLib/TraceIpLib.csproj b/TraceIpLib/TraceIpLib.csproj
index 8443fde..c4462a8 100644
--- a/TraceIpLib/TraceIpLib.csproj
+++ b/TraceIpLib/TraceIpLib.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.2" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
     <PackageReference Include="GeoCoordinate.NetCore" Version="1.0.0.1" />
   </ItemGroup>
   <ItemGroup>