diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index f596cdefee..96ee509db1 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -184,6 +184,7 @@ public static class FeatureFlagKeys
     public const string PM17987_BlockType0 = "pm-17987-block-type-0";
     public const string ForceUpdateKDFSettings = "pm-18021-force-update-kdf-settings";
     public const string UnlockWithMasterPasswordUnlockData = "pm-23246-unlock-with-master-password-unlock-data";
+    public const string WindowsBiometricsV2 = "pm-25373-windows-biometrics-v2";
 
     /* Mobile Team */
     public const string NativeCarouselFlow = "native-carousel-flow";