diff --git a/src/Tools/DynamoFeatureFlags/DynamoFeatureFlags.csproj b/src/Tools/DynamoFeatureFlags/DynamoFeatureFlags.csproj
index 45db6b07ffd..bf5c513d050 100644
--- a/src/Tools/DynamoFeatureFlags/DynamoFeatureFlags.csproj
+++ b/src/Tools/DynamoFeatureFlags/DynamoFeatureFlags.csproj
@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <ImportGroup Label="PropertySheets">
     <Import Project="$(SolutionDir)Config/CS_SDK.props" />
   </ImportGroup>
@@ -10,7 +10,7 @@
 
   <ItemGroup>
     <PackageReference Include="CommandLineParser" Version="2.8.0" />
-    <PackageReference Include="LaunchDarkly.ClientSdk" Version="2.0.1">
+    <PackageReference Include="LaunchDarkly.ClientSdk" Version="5.1.0">
     </PackageReference>
   </ItemGroup>
 </Project>
diff --git a/src/Tools/DynamoFeatureFlags/FeatureFlagsClient.cs b/src/Tools/DynamoFeatureFlags/FeatureFlagsClient.cs
index 3dcaf5685cd..ac4e9be3d06 100644
--- a/src/Tools/DynamoFeatureFlags/FeatureFlagsClient.cs
+++ b/src/Tools/DynamoFeatureFlags/FeatureFlagsClient.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.Diagnostics;
@@ -107,7 +107,7 @@ internal FeatureFlagsClient(string userkey, string mobileKey = null, bool testMo
         internal void Init(string mobileKey)
         {
             //start up client.
-            ldClient =  LaunchDarkly.Sdk.Client.LdClient.Init(mobileKey, user,TimeSpan.FromSeconds(5));
+            ldClient =  LaunchDarkly.Sdk.Client.LdClient.Init(mobileKey, LaunchDarkly.Sdk.Client.ConfigurationBuilder.AutoEnvAttributes.Disabled, user, TimeSpan.FromSeconds(5));
             if (ldClient.Initialized)
             {
                 MessageLogged?.Invoke($"launch darkly initalized");