diff --git a/openapi-diff/src/core/OpenApiDiff.Core/OpenApiDiff.Core.csproj b/openapi-diff/src/core/OpenApiDiff.Core/OpenApiDiff.Core.csproj
index 2b5d568c..c4be2c6e 100644
--- a/openapi-diff/src/core/OpenApiDiff.Core/OpenApiDiff.Core.csproj
+++ b/openapi-diff/src/core/OpenApiDiff.Core/OpenApiDiff.Core.csproj
@@ -17,7 +17,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.Net.Http" Version="4.3.4" />
     <PackageReference Include="System.Reflection.TypeExtensions" Version="4.3.0" />
     <PackageReference Include="YamlDotNet.Signed" Version="5.0.0" />
diff --git a/openapi-diff/src/modeler/AutoRest.Swagger/AutoRest.Swagger.csproj b/openapi-diff/src/modeler/AutoRest.Swagger/AutoRest.Swagger.csproj
index a698f804..0f022212 100644
--- a/openapi-diff/src/modeler/AutoRest.Swagger/AutoRest.Swagger.csproj
+++ b/openapi-diff/src/modeler/AutoRest.Swagger/AutoRest.Swagger.csproj
@@ -10,7 +10,7 @@
     <LangVersion>7.1</LangVersion>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\core\OpenApiDiff.Core\OpenApiDiff.Core.csproj" />
diff --git a/openapi-diff/src/modeler/AutoRest.Swagger/packages.config b/openapi-diff/src/modeler/AutoRest.Swagger/packages.config
index 0635330c..d03cbd8b 100644
--- a/openapi-diff/src/modeler/AutoRest.Swagger/packages.config
+++ b/openapi-diff/src/modeler/AutoRest.Swagger/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="YamlDotNet.Signed" version="5.0.0" targetFramework="net45" />
 </packages>
\ No newline at end of file