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/AasxIntegrationBase/AasxIntegrationBase.csproj b/src/AasxIntegrationBase/AasxIntegrationBase.csproj
index 52e2b9cf6..12d822574 100644
--- a/src/AasxIntegrationBase/AasxIntegrationBase.csproj
+++ b/src/AasxIntegrationBase/AasxIntegrationBase.csproj
@@ -12,6 +12,6 @@
     <ProjectReference Include="..\AnyUi\AnyUi.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 </Project>
diff --git a/src/AasxIntegrationBaseWpf/AasxIntegrationBaseWpf.csproj b/src/AasxIntegrationBaseWpf/AasxIntegrationBaseWpf.csproj
index 2d5134f41..003bd2cfe 100644
--- a/src/AasxIntegrationBaseWpf/AasxIntegrationBaseWpf.csproj
+++ b/src/AasxIntegrationBaseWpf/AasxIntegrationBaseWpf.csproj
@@ -22,7 +22,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="ExhaustiveMatching.Analyzer" Version="0.5.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
   <ItemGroup>
     <Page Remove="OriginalResources\FormSmaller.xaml" />
diff --git a/src/AasxPluginWebBrowser/AasxPluginWebBrowser.csproj b/src/AasxPluginWebBrowser/AasxPluginWebBrowser.csproj
index 8d7eecca2..0113e06ef 100644
--- a/src/AasxPluginWebBrowser/AasxPluginWebBrowser.csproj
+++ b/src/AasxPluginWebBrowser/AasxPluginWebBrowser.csproj
@@ -52,7 +52,7 @@
     <PackageReference Include="CefSharp.Common" Version="84.4.10" />
     <PackageReference Include="CefSharp.Wpf" Version="84.4.10" />
     <PackageReference Include="JetBrains.Annotations" Version="2020.1.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.CodeDom" Version="4.7.0" />
   </ItemGroup>
   <ItemGroup>
diff --git a/src/AasxPluginWebBrowser/packages.config b/src/AasxPluginWebBrowser/packages.config
index c83b7a13e..e2db7973d 100644
--- a/src/AasxPluginWebBrowser/packages.config
+++ b/src/AasxPluginWebBrowser/packages.config
@@ -5,6 +5,6 @@
   <package id="CefSharp.Common" version="84.4.10" targetFramework="net461" />
   <package id="CefSharp.Wpf" version="84.4.10" targetFramework="net461" />
   <package id="JetBrains.Annotations" version="2020.1.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.CodeDom" version="4.7.0" targetFramework="net461" />
 </packages>
\ No newline at end of file