diff --git a/src/Core/Services/IUserService.cs b/src/Core/Services/IUserService.cs
index 1883c6e65591..736c730e6053 100644
--- a/src/Core/Services/IUserService.cs
+++ b/src/Core/Services/IUserService.cs
@@ -28,7 +28,7 @@ public interface IUserService
     Task<bool> DeleteWebAuthnKeyAsync(User user, int id);
     Task<bool> CompleteWebAuthRegistrationAsync(User user, int value, string name, AuthenticatorAttestationRawResponse attestationResponse);
     Task<CredentialCreateOptions> StartWebAuthnLoginRegistrationAsync(User user);
-    Task<bool> CompleteWebAuthLoginRegistrationAsync(User user, string name, bool supportsPrf, string encryptedUserKey, string encryptedPublicKey, string encryptedPrivateKey, CredentialCreateOptions options, AuthenticatorAttestationRawResponse attestationResponse);
+    Task<bool> CompleteWebAuthLoginRegistrationAsync(User user, string name, CredentialCreateOptions options, AuthenticatorAttestationRawResponse attestationResponse, bool supportsPrf, string encryptedUserKey = null, string encryptedPublicKey = null, string encryptedPrivateKey = null);
     Task<AssertionOptions> StartWebAuthnLoginAssertionAsync(User user);
     Task<string> CompleteWebAuthLoginAssertionAsync(AuthenticatorAssertionRawResponse assertionResponse, User user);
     Task SendEmailVerificationAsync(User user);
diff --git a/src/Core/Services/Implementations/UserService.cs b/src/Core/Services/Implementations/UserService.cs
index 7fc6c12e6578..e0d2e6aad5a0 100644
--- a/src/Core/Services/Implementations/UserService.cs
+++ b/src/Core/Services/Implementations/UserService.cs
@@ -543,10 +543,9 @@ public async Task<CredentialCreateOptions> StartWebAuthnLoginRegistrationAsync(U
         return options;
     }
 
-    public async Task<bool> CompleteWebAuthLoginRegistrationAsync(User user, string name, bool supportsPrf,
-        string encryptedUserKey, string encryptedPublicKey, string encryptedPrivateKey,
-        CredentialCreateOptions options,
-        AuthenticatorAttestationRawResponse attestationResponse)
+    public async Task<bool> CompleteWebAuthLoginRegistrationAsync(User user, string name, CredentialCreateOptions options,
+        AuthenticatorAttestationRawResponse attestationResponse, bool supportsPrf,
+        string encryptedUserKey = null, string encryptedPublicKey = null, string encryptedPrivateKey = null)
     {
         var existingCredentials = await _webAuthnCredentialRepository.GetManyByUserIdAsync(user.Id);
         if (existingCredentials.Count >= 5)