diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index f4a3c668ff..42ddd33c37 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -197,6 +197,7 @@ public static class FeatureFlagKeys
     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";
+    public const string LinuxBiometricsV2 = "pm-26340-linux-biometrics-v2";
     public const string NoLogoutOnKdfChange = "pm-23995-no-logout-on-kdf-change";
 
     /* Mobile Team */