diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index 27ac579a01..420edb403e 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -29,6 +29,7 @@ public static class FeatureFlagKeys
 {
     public const string SecretsManager = "secrets-manager";
     public const string DisplayEuEnvironment = "display-eu-environment";
+    public const string DisplayLowKdfIterationWarning = "display-kdf-iteration-warning";
 
     public static List<string> GetAllKeys()
     {