diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index 5cd0349291..8db721d17e 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -37,6 +37,7 @@ public static class FeatureFlagKeys
     public const string DisplayLowKdfIterationWarning = "display-kdf-iteration-warning";
     public const string TrustedDeviceEncryption = "trusted-device-encryption";
     public const string SecretsManagerBilling = "sm-ga-billing";
+    public const string AutofillV2 = "autofill-v2";
 
     public static List<string> GetAllKeys()
     {