diff --git a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Client/Avalara.CommsPlatform.Api.Client.csproj b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Client/Avalara.CommsPlatform.Api.Client.csproj
index 50259ad..4593e92 100644
--- a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Client/Avalara.CommsPlatform.Api.Client.csproj
+++ b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Client/Avalara.CommsPlatform.Api.Client.csproj
@@ -22,7 +22,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NETCore.Portable.Compatibility" Version="1.0.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
 </Project>
diff --git a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Models/Avalara.CommsPlatform.Api.Models.csproj b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Models/Avalara.CommsPlatform.Api.Models.csproj
index ae8ce88..e5b9775 100644
--- a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Models/Avalara.CommsPlatform.Api.Models.csproj
+++ b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/Avalara.CommsPlatform.Api.Models/Avalara.CommsPlatform.Api.Models.csproj
@@ -31,7 +31,7 @@
   <ItemGroup>
     <PackageReference Include="EZTaxBuild.Net.2014" Version="20.1912.1" />
     <PackageReference Include="Microsoft.NETCore.Portable.Compatibility" Version="1.0.1" />
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="Swashbuckle.AspNetCore" Version="3.0.0" />
   </ItemGroup>
 
diff --git a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/packages.config b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/packages.config
index 5b656db..1a0334c 100644
--- a/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/packages.config
+++ b/afc_saaspro_tax/afc_rest_apis/AfcRestDemoSource/src/packages.config
@@ -5,7 +5,7 @@
   <package id="Microsoft.NETCore.Platforms" version="1.0.1" targetFramework="net461" />
   <package id="Microsoft.Win32.Primitives" version="4.0.1" targetFramework="net461" />
   <package id="NETStandard.Library" version="1.6.0" 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.AppContext" version="4.1.0" targetFramework="net461" />
   <package id="System.Collections" version="4.0.11" targetFramework="net461" />
   <package id="System.Collections.Concurrent" version="4.0.12" targetFramework="net461" />