diff --git a/HopFrame.sln.DotSettings.user b/HopFrame.sln.DotSettings.user
index ae702c9..01d3df3 100644
--- a/HopFrame.sln.DotSettings.user
+++ b/HopFrame.sln.DotSettings.user
@@ -80,6 +80,7 @@
 	
 	
 	
+	
 	
 	
 	</wpf:ResourceDictionary>
\ No newline at end of file
diff --git a/src/HopFrame.Api/Controller/OpenIdController.cs b/src/HopFrame.Api/Controller/OpenIdController.cs
index 50e8822..2892d98 100644
--- a/src/HopFrame.Api/Controller/OpenIdController.cs
+++ b/src/HopFrame.Api/Controller/OpenIdController.cs
@@ -14,7 +14,7 @@ public class OpenIdController(IOpenIdAccessor accessor, IOptions<OpenIdOptions>
 
     [HttpGet("redirect")]
     public async Task<IActionResult> RedirectToProvider([FromQuery] string redirectAfter, [FromQuery] int performRedirect = 1) {
-        var uri = await accessor.ConstructAuthUri(DefaultCallback, redirectAfter);
+        var uri = await accessor.ConstructAuthUri(redirectAfter);
 
         if (performRedirect == 1) {
             return Redirect(uri);
@@ -29,7 +29,7 @@ public class OpenIdController(IOpenIdAccessor accessor, IOptions<OpenIdOptions>
             return BadRequest("Authorization code is missing");
         }
 
-        var token = await accessor.RequestToken(code, DefaultCallback);
+        var token = await accessor.RequestToken(code);
 
         if (token is null) {
             return Forbid("Authorization code is not valid");
diff --git a/src/HopFrame.Api/Extensions/ServiceCollectionExtensions.cs b/src/HopFrame.Api/Extensions/ServiceCollectionExtensions.cs
index 19436eb..21ae878 100644
--- a/src/HopFrame.Api/Extensions/ServiceCollectionExtensions.cs
+++ b/src/HopFrame.Api/Extensions/ServiceCollectionExtensions.cs
@@ -3,6 +3,7 @@ using HopFrame.Api.Logic;
 using HopFrame.Api.Logic.Implementation;
 using HopFrame.Database;
 using HopFrame.Security.Authentication;
+using HopFrame.Security.Authentication.OpenID;
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
@@ -25,8 +26,10 @@ public static class ServiceCollectionExtensions {
         if (!defaultAuthenticationSection.Exists() || configuration.GetValue<bool>("HopFrame:Authentication:DefaultAuthentication"))
             controllers.Add(typeof(AuthController));
         
-        if (configuration.GetValue<bool>("HopFrame:Authentication:OpenID:Enabled"))
+        if (configuration.GetValue<bool>("HopFrame:Authentication:OpenID:Enabled")) {
+            IOpenIdAccessor.DefaultCallback = OpenIdController.DefaultCallback;
             controllers.Add(typeof(OpenIdController));
+        }
         
         AddHopFrameNoEndpoints<TDbContext>(services, configuration);
         services.AddMvcCore().UseSpecificControllers(controllers.ToArray());
diff --git a/src/HopFrame.Security/Authentication/OpenID/IOpenIdAccessor.cs b/src/HopFrame.Security/Authentication/OpenID/IOpenIdAccessor.cs
index 09dc54c..8045b70 100644
--- a/src/HopFrame.Security/Authentication/OpenID/IOpenIdAccessor.cs
+++ b/src/HopFrame.Security/Authentication/OpenID/IOpenIdAccessor.cs
@@ -3,9 +3,11 @@ using HopFrame.Security.Authentication.OpenID.Models;
 namespace HopFrame.Security.Authentication.OpenID;
 
 public interface IOpenIdAccessor {
+    public static string DefaultCallback;
+    
     Task<OpenIdConfiguration> LoadConfiguration();
-    Task<OpenIdToken> RequestToken(string code, string defaultCallback);
-    Task<string> ConstructAuthUri(string defaultCallback, string state = null);
+    Task<OpenIdToken> RequestToken(string code);
+    Task<string> ConstructAuthUri(string state = null);
     Task<OpenIdIntrospection> InspectToken(string token);
     Task<OpenIdToken> RefreshAccessToken(string refreshToken);
 }
\ No newline at end of file
diff --git a/src/HopFrame.Security/Authentication/OpenID/Implementation/OpenIdAccessor.cs b/src/HopFrame.Security/Authentication/OpenID/Implementation/OpenIdAccessor.cs
index 4ed050c..31fe0c0 100644
--- a/src/HopFrame.Security/Authentication/OpenID/Implementation/OpenIdAccessor.cs
+++ b/src/HopFrame.Security/Authentication/OpenID/Implementation/OpenIdAccessor.cs
@@ -32,13 +32,13 @@ internal class OpenIdAccessor(IHttpClientFactory clientFactory, IOptions<OpenIdO
         return config;
     }
 
-    public async Task<OpenIdToken> RequestToken(string code, string defaultCallback) {
+    public async Task<OpenIdToken> RequestToken(string code) {
         if (options.Value.Cache.Enabled && options.Value.Cache.Auth.Enabled && cache.TryGetValue(AuthCodeCacheKey + code, out object cachedToken)) {
             return cachedToken as OpenIdToken;
         }
         
         var protocol = accessor.HttpContext!.Request.IsHttps ? "https" : "http";
-        var callback = options.Value.Callback ?? Path.Combine($"{protocol}://{accessor.HttpContext!.Request.Host.Value}", defaultCallback);
+        var callback = options.Value.Callback ?? Path.Combine($"{protocol}://{accessor.HttpContext!.Request.Host.Value}", IOpenIdAccessor.DefaultCallback);
         
         var configuration = await LoadConfiguration();
 
@@ -65,9 +65,9 @@ internal class OpenIdAccessor(IHttpClientFactory clientFactory, IOptions<OpenIdO
         return token;
     }
 
-    public async Task<string> ConstructAuthUri(string defaultCallback, string state = null) {
+    public async Task<string> ConstructAuthUri(string state = null) {
         var protocol = accessor.HttpContext!.Request.IsHttps ? "https" : "http";
-        var callback = options.Value.Callback ?? Path.Combine($"{protocol}://{accessor.HttpContext!.Request.Host.Value}", defaultCallback);
+        var callback = options.Value.Callback ?? Path.Combine($"{protocol}://{accessor.HttpContext!.Request.Host.Value}", IOpenIdAccessor.DefaultCallback);
         
         var configuration = await LoadConfiguration();
         return $"{configuration.AuthorizationEndpoint}?response_type=code&client_id={options.Value.ClientId}&redirect_uri={callback}&scope=openid%20profile%20email%20offline_access&state={state}";
diff --git a/testing/HopFrame.Testing.Api/Controllers/TestController.cs b/testing/HopFrame.Testing.Api/Controllers/TestController.cs
index 3a3affe..156dc86 100644
--- a/testing/HopFrame.Testing.Api/Controllers/TestController.cs
+++ b/testing/HopFrame.Testing.Api/Controllers/TestController.cs
@@ -2,6 +2,7 @@ using HopFrame.Api.Logic;
 using HopFrame.Api.Models;
 using HopFrame.Database.Models;
 using HopFrame.Database.Repositories;
+using HopFrame.Security.Authentication.OpenID;
 using HopFrame.Security.Authorization;
 using HopFrame.Security.Claims;
 using HopFrame.Testing.Api.Models;
@@ -68,9 +69,8 @@ public class TestController(ITokenContext userContext, DatabaseContext context,
     }
 
     [HttpGet("url")]
-    public async Task<ActionResult<SingleValueResult<string>>> GetUrl() {
-        var protocol = Request.IsHttps ? "https" : "http";
-        return Ok($"{protocol}://{Request.Host.Value}/auth/callback");
+    public ActionResult<string> GetUrl() {
+        return Ok(IOpenIdAccessor.DefaultCallback ?? "Not set");
     }
     
 }
\ No newline at end of file