diff --git a/src/NSwag.Core/NSwag.Core.csproj b/src/NSwag.Core/NSwag.Core.csproj
index 5747f66bf8..9a05293ec0 100644
--- a/src/NSwag.Core/NSwag.Core.csproj
+++ b/src/NSwag.Core/NSwag.Core.csproj
@@ -7,7 +7,7 @@
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NJsonSchema" Version="10.8.0" />
   </ItemGroup>
   <ItemGroup Condition="'$(TargetFramework)' == 'net45'">
diff --git a/src/NSwag.Generation.WebApi/NSwag.Generation.WebApi.csproj b/src/NSwag.Generation.WebApi/NSwag.Generation.WebApi.csproj
index ecba6cd684..cba5d66c47 100644
--- a/src/NSwag.Generation.WebApi/NSwag.Generation.WebApi.csproj
+++ b/src/NSwag.Generation.WebApi/NSwag.Generation.WebApi.csproj
@@ -6,7 +6,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'net45'">
diff --git a/src/NSwag.Generation/NSwag.Generation.csproj b/src/NSwag.Generation/NSwag.Generation.csproj
index 7a8080b0ff..c89739a8ab 100644
--- a/src/NSwag.Generation/NSwag.Generation.csproj
+++ b/src/NSwag.Generation/NSwag.Generation.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NJsonSchema" Version="10.8.0" />
   </ItemGroup>
 
diff --git a/src/NSwag.Sample.NetGlobalAsax/NSwag.Sample.NetGlobalAsax.csproj b/src/NSwag.Sample.NetGlobalAsax/NSwag.Sample.NetGlobalAsax.csproj
index 026a029808..e4e3ce4a37 100644
--- a/src/NSwag.Sample.NetGlobalAsax/NSwag.Sample.NetGlobalAsax.csproj
+++ b/src/NSwag.Sample.NetGlobalAsax/NSwag.Sample.NetGlobalAsax.csproj
@@ -199,7 +199,7 @@
     <PackageReference Include="Microsoft.Owin.Host.SystemWeb" Version="3.1.0" />
     <PackageReference Include="Microsoft.Web.Infrastructure" Version="1.0.0" />
     <PackageReference Include="Modernizr" Version="2.6.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="10.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Owin" Version="1.0.0" />
     <PackageReference Include="Respond" Version="1.2.0" />
     <PackageReference Include="WebGrease" Version="1.5.2" />