diff --git a/Configuration/OpenIddictSetup.cs b/Configuration/OpenIddictSetup.cs
index 2ff0ee3..7f6f5a2 100644
--- a/Configuration/OpenIddictSetup.cs
+++ b/Configuration/OpenIddictSetup.cs
@@ -25,15 +25,10 @@ public static class OpenIddictSetup
             builder.AddServer(options =>
             {
                 options.SetIssuer(configuration["OpenIddict:Issuer"] ?? "https://auth.fengling.local");
-
+                
                 options.AddDevelopmentEncryptionCertificate()
                        .AddDevelopmentSigningCertificate();
-
-                options.AllowAuthorizationCodeFlow()
-                       .AllowPasswordFlow()
-                       .AllowRefreshTokenFlow()
-                       .RequireProofKeyForCodeExchange();
-
+                
                 options.RegisterScopes(
                     "openid",
                     "profile",