diff --git a/OptimizelySDK.DemoApp/OptimizelySDK.DemoApp.csproj b/OptimizelySDK.DemoApp/OptimizelySDK.DemoApp.csproj
index 7da4aa12..a2e34dcf 100644
--- a/OptimizelySDK.DemoApp/OptimizelySDK.DemoApp.csproj
+++ b/OptimizelySDK.DemoApp/OptimizelySDK.DemoApp.csproj
@@ -64,8 +64,8 @@
       <HintPath>..\packages\Microsoft.Web.Infrastructure.1.0.0.0\lib\net40\Microsoft.Web.Infrastructure.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
       <Private>True</Private>
     </Reference>
     <Reference Include="System" />
@@ -124,7 +124,7 @@
       <HintPath>..\packages\murmurhash-signed.1.0.2\lib\net45\MurmurHash.dll</HintPath>
     </Reference>
     <Reference Include="NJsonSchema">
-      <HintPath>..\packages\NJsonSchema.8.30.6304.31883\lib\net45\NJsonSchema.dll</HintPath>
+      <HintPath>..\packages\NJsonSchema.10.8.0\lib\net45\NJsonSchema.dll</HintPath>
     </Reference>
     <Reference Include="OptimizelySDK">
       <HintPath>..\packages\Optimizely.SDK.2.1.0\lib\net45\OptimizelySDK.dll</HintPath>
diff --git a/OptimizelySDK.DemoApp/Web.config b/OptimizelySDK.DemoApp/Web.config
index 126c7ed9..d485ed2a 100644
--- a/OptimizelySDK.DemoApp/Web.config
+++ b/OptimizelySDK.DemoApp/Web.config
@@ -34,7 +34,7 @@
     <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
       <dependentAssembly>
         <assemblyIdentity name="Newtonsoft.Json" culture="neutral" publicKeyToken="30ad4fe6b2a6aeed" />
-        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
+        <bindingRedirect oldVersion="0.0.0.0-13.0.0.0" newVersion="13.0.0.0" />
       </dependentAssembly>
       <dependentAssembly>
         <assemblyIdentity name="System.Web.Optimization" publicKeyToken="31bf3856ad364e35" />
diff --git a/OptimizelySDK.DemoApp/packages.config b/OptimizelySDK.DemoApp/packages.config
index 003a2ba4..6ac654c9 100644
--- a/OptimizelySDK.DemoApp/packages.config
+++ b/OptimizelySDK.DemoApp/packages.config
@@ -16,7 +16,7 @@
   <package id="Modernizr" version="2.6.2" targetFramework="net45" />
   <package id="murmurhash-signed" version="1.0.2" targetFramework="net45" />
   <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="NJsonSchema" version="8.30.6304.31883" targetFramework="net45" />
+  <package id="NJsonSchema" version="10.8.0" targetFramework="net45" />
   <package id="Optimizely.SDK" version="3.2.0" targetFramework="net45" />
   <package id="popper.js" version="1.12.9" targetFramework="net45" />
   <package id="Respond" version="1.2.0" targetFramework="net45" />
diff --git a/OptimizelySDK.Net35/OptimizelySDK.Net35.csproj b/OptimizelySDK.Net35/OptimizelySDK.Net35.csproj
index 9d3d441d..1e34d303 100644
--- a/OptimizelySDK.Net35/OptimizelySDK.Net35.csproj
+++ b/OptimizelySDK.Net35/OptimizelySDK.Net35.csproj
@@ -32,8 +32,8 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net35\Newtonsoft.Json.dll</HintPath>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.2\lib\net35\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/OptimizelySDK.Net35/packages.config b/OptimizelySDK.Net35/packages.config
index 6655a9d2..fcf66c74 100644
--- a/OptimizelySDK.Net35/packages.config
+++ b/OptimizelySDK.Net35/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="murmurhash-signed" version="1.0.2" targetFramework="net35" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net35" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net35" />
 </packages>
diff --git a/OptimizelySDK.Net40/OptimizelySDK.Net40.csproj b/OptimizelySDK.Net40/OptimizelySDK.Net40.csproj
index 3dfdfbc9..cd28fdba 100644
--- a/OptimizelySDK.Net40/OptimizelySDK.Net40.csproj
+++ b/OptimizelySDK.Net40/OptimizelySDK.Net40.csproj
@@ -32,8 +32,8 @@
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net40\Newtonsoft.Json.dll</HintPath>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.2\lib\net40\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/OptimizelySDK.Net40/packages.config b/OptimizelySDK.Net40/packages.config
index 3c565723..719abd02 100644
--- a/OptimizelySDK.Net40/packages.config
+++ b/OptimizelySDK.Net40/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="murmurhash-signed" version="1.0.2" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net40" />
 </packages>
diff --git a/OptimizelySDK.NetStandard16/OptimizelySDK.NetStandard16.csproj b/OptimizelySDK.NetStandard16/OptimizelySDK.NetStandard16.csproj
index 740e5d4d..d0262be3 100644
--- a/OptimizelySDK.NetStandard16/OptimizelySDK.NetStandard16.csproj
+++ b/OptimizelySDK.NetStandard16/OptimizelySDK.NetStandard16.csproj
@@ -155,8 +155,8 @@
         </EmbeddedResource>
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
-        <PackageReference Include="NJsonSchema" Version="8.33.6323.36213" />
+        <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
+        <PackageReference Include="NJsonSchema" Version="10.8.0" />
         <PackageReference Include="murmurhash-signed" Version="1.0.2" />
     </ItemGroup>
 
diff --git a/OptimizelySDK.NetStandard20/OptimizelySDK.NetStandard20.csproj b/OptimizelySDK.NetStandard20/OptimizelySDK.NetStandard20.csproj
index 0202fe84..952ea9de 100644
--- a/OptimizelySDK.NetStandard20/OptimizelySDK.NetStandard20.csproj
+++ b/OptimizelySDK.NetStandard20/OptimizelySDK.NetStandard20.csproj
@@ -324,8 +324,8 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="murmurhash-signed" Version="1.0.2" />
-    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
-    <PackageReference Include="NJsonSchema" Version="8.30.6304.31883" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.2" />
+    <PackageReference Include="NJsonSchema" Version="10.8.0" />
     <PackageReference Include="System.Configuration.ConfigurationManager" Version="4.5.0" />
   </ItemGroup>
   <ItemGroup>
diff --git a/OptimizelySDK.Package/OptimizelySDK.nuspec b/OptimizelySDK.Package/OptimizelySDK.nuspec
index 891fba96..3cd70806 100644
--- a/OptimizelySDK.Package/OptimizelySDK.nuspec
+++ b/OptimizelySDK.Package/OptimizelySDK.nuspec
@@ -18,28 +18,28 @@
         <dependencies>
             <group targetFramework=".NETFramework4.5">
                 <dependency id="murmurhash-signed" version="1.0.2" />
-                <dependency id="Newtonsoft.Json" version="9.0.1" />
-                <dependency id="NJsonSchema" version="8.30.6304.31883" />
+                <dependency id="Newtonsoft.Json" version="13.0.2" />
+                <dependency id="NJsonSchema" version="10.8.0" />
             </group>
             <group targetFramework=".NETFramework3.5">
                 <dependency id="murmurhash-signed" version="1.0.2" />
-                <dependency id="Newtonsoft.Json" version="9.0.1" />
+                <dependency id="Newtonsoft.Json" version="13.0.2" />
             </group>
             <group targetFramework=".NETFramework4.0">
                 <dependency id="murmurhash-signed" version="1.0.2" />
-                <dependency id="Newtonsoft.Json" version="9.0.1" />
+                <dependency id="Newtonsoft.Json" version="13.0.2" />
             </group>
             <group targetFramework=".NETStandard1.6">
                 <dependency id="NETStandard.Library" version="1.6.1" />
                 <dependency id="murmurhash-signed" version="1.0.2" />
-                <dependency id="Newtonsoft.Json" version="9.0.1" />
-                <dependency id="NJsonSchema" version="8.33.6323.36213" />
+                <dependency id="Newtonsoft.Json" version="13.0.2" />
+                <dependency id="NJsonSchema" version="10.8.0" />
             </group>
             <group targetFramework="netstandard2.0">
                 <dependency id="NETStandard.Library" version="2.0.3" />
                 <dependency id="murmurhash-signed" version="1.0.2" />
-                <dependency id="Newtonsoft.Json" version="9.0.1" />
-                <dependency id="NJsonSchema" version="8.33.6323.36213" />
+                <dependency id="Newtonsoft.Json" version="13.0.2" />
+                <dependency id="NJsonSchema" version="10.8.0" />
                 <dependency id="System.Configuration.ConfigurationManager" version="4.5.0" />
             </group>
         </dependencies>
diff --git a/OptimizelySDK.Tests/App.config b/OptimizelySDK.Tests/App.config
index 3c941480..41b1cad8 100644
--- a/OptimizelySDK.Tests/App.config
+++ b/OptimizelySDK.Tests/App.config
@@ -33,16 +33,19 @@
     <connectionStrings>
 
     </connectionStrings>
-  <runtime>
-    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
-      <dependentAssembly>
-        <assemblyIdentity name="WebGrease" publicKeyToken="31bf3856ad364e35" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-1.5.2.14234" newVersion="1.5.2.14234" />
-      </dependentAssembly>
-      <dependentAssembly>
-        <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral" />
-        <bindingRedirect oldVersion="0.0.0.0-9.0.0.0" newVersion="9.0.0.0" />
-      </dependentAssembly>
-    </assemblyBinding>
-  </runtime>
-<startup><supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5" /></startup></configuration>
+    <runtime>
+        <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
+            <dependentAssembly>
+                <assemblyIdentity name="WebGrease" publicKeyToken="31bf3856ad364e35" culture="neutral"/>
+                <bindingRedirect oldVersion="0.0.0.0-1.5.2.14234" newVersion="1.5.2.14234"/>
+            </dependentAssembly>
+            <dependentAssembly>
+                <assemblyIdentity name="Newtonsoft.Json" publicKeyToken="30ad4fe6b2a6aeed" culture="neutral"/>
+                <bindingRedirect oldVersion="0.0.0.0-13.0.0.0" newVersion="13.0.0.0"/>
+            </dependentAssembly>
+        </assemblyBinding>
+    </runtime>
+    <startup>
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/>
+    </startup>
+</configuration>
diff --git a/OptimizelySDK.Tests/OptimizelySDK.Tests.csproj b/OptimizelySDK.Tests/OptimizelySDK.Tests.csproj
index 2a776bcb..8ead9afd 100644
--- a/OptimizelySDK.Tests/OptimizelySDK.Tests.csproj
+++ b/OptimizelySDK.Tests/OptimizelySDK.Tests.csproj
@@ -46,9 +46,8 @@
       <HintPath>..\packages\Moq.4.7.1\lib\net45\Moq.dll</HintPath>
       <Private>True</Private>
     </Reference>
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
     </Reference>
     <Reference Include="nunit.framework, Version=2.6.4.14350, Culture=neutral, PublicKeyToken=96d09a1eb7f44a77, processorArchitecture=MSIL">
       <HintPath>..\packages\NUnit.2.6.4\lib\nunit.framework.dll</HintPath>
diff --git a/OptimizelySDK/OptimizelySDK.csproj b/OptimizelySDK/OptimizelySDK.csproj
index c8791237..55d93b0c 100644
--- a/OptimizelySDK/OptimizelySDK.csproj
+++ b/OptimizelySDK/OptimizelySDK.csproj
@@ -42,18 +42,22 @@
     <!-- <DefineConstants Condition=" $(DefineConstants.Contains(';NET')) ">$(DefineConstants.Remove($(DefineConstants.LastIndexOf(";NET"))));$(TargetFrameworkVersion.Replace("v", "NET").Replace(".", ""))</DefineConstants> -->
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="Newtonsoft.Json, Version=9.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Microsoft.CSharp"/>
+    <Reference Include="Namotion.Reflection, Version=2.1.0.0, Culture=neutral, PublicKeyToken=c2f9c3bdfae56102, processorArchitecture=MSIL">
+      <HintPath>..\packages\Namotion.Reflection.2.1.0\lib\net45\Namotion.Reflection.dll</HintPath>
     </Reference>
-    <Reference Include="NJsonSchema, Version=8.30.6304.31883, Culture=neutral, PublicKeyToken=c2f9c3bdfae56102, processorArchitecture=MSIL">
-      <HintPath>..\packages\NJsonSchema.8.30.6304.31883\lib\net45\NJsonSchema.dll</HintPath>
-      <Private>True</Private>
+    <Reference Include="Newtonsoft.Json, Version=13.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.13.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
+    </Reference>
+    <Reference Include="NJsonSchema, Version=10.8.0.0, Culture=neutral, PublicKeyToken=c2f9c3bdfae56102, processorArchitecture=MSIL">
+      <HintPath>..\packages\NJsonSchema.10.8.0\lib\net45\NJsonSchema.dll</HintPath>
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Configuration" />
     <Reference Include="System.Core" />
+    <Reference Include="System.Net" />
     <Reference Include="System.Net.Http" />
+    <Reference Include="System.Runtime.Serialization" />
     <Reference Include="System.Xml.Linq" />
     <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="System.Data" />
diff --git a/OptimizelySDK/Utils/Validator.cs b/OptimizelySDK/Utils/Validator.cs
index fd79ca16..693cd0cd 100644
--- a/OptimizelySDK/Utils/Validator.cs
+++ b/OptimizelySDK/Utils/Validator.cs
@@ -37,11 +37,9 @@ public static bool ValidateJSONSchema(string configJson, string schemaJson = nul
         {
             try
             {
-                return !NJsonSchema.JsonSchema4
-                    .FromJsonAsync(schemaJson ?? Schema.GetSchemaJson())
-                    .Result
-                    .Validate(configJson)
-                    .Any();
+                return !NJsonSchema.JsonSchema.FromJsonAsync(schemaJson ?? Schema.GetSchemaJson()).
+                    Result.Validate(configJson).
+                    Any();
             }
             catch (Newtonsoft.Json.JsonReaderException)
             {
diff --git a/OptimizelySDK/packages.config b/OptimizelySDK/packages.config
index c8732913..c69d44e8 100644
--- a/OptimizelySDK/packages.config
+++ b/OptimizelySDK/packages.config
@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="murmurhash-signed" version="1.0.2" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="NJsonSchema" version="8.30.6304.31883" targetFramework="net45" />
-</packages>
\ No newline at end of file
+  <package id="Namotion.Reflection" version="2.1.0" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net45" />
+  <package id="NJsonSchema" version="10.8.0" targetFramework="net45" />
+</packages>