diff --git a/src/CredentialRegistry/CredentialRegistry.csproj b/src/CredentialRegistry/CredentialRegistry.csproj
index 78ea845..9287cd8 100644
--- a/src/CredentialRegistry/CredentialRegistry.csproj
+++ b/src/CredentialRegistry/CredentialRegistry.csproj
@@ -70,7 +70,7 @@
       <Version>2.2.0</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.3</Version>
+      <Version>13.0.1</Version>
     </PackageReference>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
diff --git a/src/RA.Models/RA.Models.csproj b/src/RA.Models/RA.Models.csproj
index 7fdef08..ee99ee7 100644
--- a/src/RA.Models/RA.Models.csproj
+++ b/src/RA.Models/RA.Models.csproj
@@ -180,7 +180,7 @@
       <Version>5.2.3</Version>
     </PackageReference>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.2</Version>
+      <Version>13.0.1</Version>
     </PackageReference>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
diff --git a/src/RegistryAPI/packages.config b/src/RegistryAPI/packages.config
index 8e0036a..3ab0901 100644
--- a/src/RegistryAPI/packages.config
+++ b/src/RegistryAPI/packages.config
@@ -16,7 +16,7 @@
   <package id="Microsoft.AspNet.WebPages" version="3.2.3" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="Modernizr" version="2.6.2" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Respond" version="1.4.2" targetFramework="net452" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.4.1" targetFramework="net452" />
   <package id="WebGrease" version="1.6.0" targetFramework="net452" />
diff --git a/src/Utilities/Utilities.csproj b/src/Utilities/Utilities.csproj
index 757f972..3dae466 100644
--- a/src/Utilities/Utilities.csproj
+++ b/src/Utilities/Utilities.csproj
@@ -96,7 +96,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Newtonsoft.Json">
-      <Version>12.0.3</Version>
+      <Version>13.0.1</Version>
     </PackageReference>
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />