diff --git a/src/Core/Constants.cs b/src/Core/Constants.cs
index caecac64cc..ac3adf2e06 100644
--- a/src/Core/Constants.cs
+++ b/src/Core/Constants.cs
@@ -126,6 +126,7 @@ public static class FeatureFlagKeys
     public const string AnhFcmv1Migration = "anh-fcmv1-migration";
     public const string ExtensionRefresh = "extension-refresh";
     public const string RestrictProviderAccess = "restrict-provider-access";
+    public const string PM4154BulkEncryptionService = "PM-4154-bulk-encryption-service";
     public const string VaultBulkManagementAction = "vault-bulk-management-action";
     public const string BulkDeviceApproval = "bulk-device-approval";
     public const string MemberAccessReport = "ac-2059-member-access-report";