diff --git a/gsEngines/gsEngines.csproj b/gsEngines/gsEngines.csproj
index 344906c..5d8aad3 100644
--- a/gsEngines/gsEngines.csproj
+++ b/gsEngines/gsEngines.csproj
@@ -9,7 +9,7 @@
   <ItemGroup>
     <PackageReference Include="ilmerge" Version="3.0.29" />
     <PackageReference Include="ILMerge.MSBuild.Tasks" Version="1.0.0.3" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/gsGCode/gsGCode.csproj b/gsGCode/gsGCode.csproj
index 8ba8b12..bc9aa51 100644
--- a/gsGCode/gsGCode.csproj
+++ b/gsGCode/gsGCode.csproj
@@ -11,7 +11,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/gsSlicer/gsSlicer.csproj b/gsSlicer/gsSlicer.csproj
index 302dc56..826d928 100644
--- a/gsSlicer/gsSlicer.csproj
+++ b/gsSlicer/gsSlicer.csproj
@@ -20,7 +20,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="System.ComponentModel.Composition" Version="4.7.0" />
   </ItemGroup>
 
diff --git a/sutro.CLI/packages.config b/sutro.CLI/packages.config
index 18c741d..512500f 100644
--- a/sutro.CLI/packages.config
+++ b/sutro.CLI/packages.config
@@ -3,7 +3,7 @@
   <package id="CommandLineParser" version="2.6.0" targetFramework="net472" />
   <package id="Costura.Fody" version="4.1.0" targetFramework="net472" />
   <package id="Fody" version="6.0.0" targetFramework="net472" developmentDependency="true" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="RBush" version="2.0.41" targetFramework="net472" />
   <package id="System.Buffers" version="4.4.0" targetFramework="net472" />
   <package id="System.Collections" version="4.3.0" targetFramework="net461" />