diff --git a/src/AasxCsharpLibrary/AasxCsharpLibrary.csproj b/src/AasxCsharpLibrary/AasxCsharpLibrary.csproj
index bdd4dcb33..a3c13cd20 100644
--- a/src/AasxCsharpLibrary/AasxCsharpLibrary.csproj
+++ b/src/AasxCsharpLibrary/AasxCsharpLibrary.csproj
@@ -38,7 +38,7 @@
     <PackageReference Include="JetBrains.Annotations" Version="2020.1.0" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="Namotion.Reflection" Version="1.0.13" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NJsonSchema" Version="10.1.26" />
     <PackageReference Include="System.ComponentModel.Composition" Version="4.7.0" />
     <PackageReference Include="System.Data.DataSetExtensions" Version="4.5.0" />
diff --git a/src/AasxSchemaExport.Tests/packages.config b/src/AasxSchemaExport.Tests/packages.config
index d3cede724..d2834e07b 100644
--- a/src/AasxSchemaExport.Tests/packages.config
+++ b/src/AasxSchemaExport.Tests/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="NUnit" version="3.12.0" targetFramework="net472" />
   <package id="NUnit3TestAdapter" version="3.17.0" targetFramework="net472" />
   <package id="System.IO.FileSystem.Primitives" version="4.3.0" targetFramework="net472" />
diff --git a/src/AasxSchemaExport/AasxSchemaExport.csproj b/src/AasxSchemaExport/AasxSchemaExport.csproj
index cc8ead9f7..4159592c6 100644
--- a/src/AasxSchemaExport/AasxSchemaExport.csproj
+++ b/src/AasxSchemaExport/AasxSchemaExport.csproj
@@ -5,7 +5,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>