diff --git a/eng/Versions.props b/eng/Versions.props
index 62402acee175d5e73287ad047c8252be95e10c5f..b60b8b99da064f1fe24e025e30d5b40fdb3d3813 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -248,11 +248,11 @@
     <GrpcAuthVersion>2.45.0</GrpcAuthVersion>
     <GrpcNetClientVersion>2.45.0</GrpcNetClientVersion>
     <GrpcToolsVersion>2.45.0</GrpcToolsVersion>
-    <DuendeIdentityServerAspNetIdentityVersion>5.2.0</DuendeIdentityServerAspNetIdentityVersion>
-    <DuendeIdentityServerEntityFrameworkVersion>5.2.0</DuendeIdentityServerEntityFrameworkVersion>
-    <DuendeIdentityServerVersion>5.2.0</DuendeIdentityServerVersion>
-    <DuendeIdentityServerStorageVersion>5.2.0</DuendeIdentityServerStorageVersion>
-    <DuendeIdentityServerEntityFrameworkStorageVersion>5.2.0</DuendeIdentityServerEntityFrameworkStorageVersion>
+    <DuendeIdentityServerAspNetIdentityVersion>6.0.4</DuendeIdentityServerAspNetIdentityVersion>
+    <DuendeIdentityServerEntityFrameworkVersion>6.0.4</DuendeIdentityServerEntityFrameworkVersion>
+    <DuendeIdentityServerVersion>6.0.4</DuendeIdentityServerVersion>
+    <DuendeIdentityServerStorageVersion>6.0.4</DuendeIdentityServerStorageVersion>
+    <DuendeIdentityServerEntityFrameworkStorageVersion>6.0.4</DuendeIdentityServerEntityFrameworkStorageVersion>
     <MessagePackVersion>2.1.90</MessagePackVersion>
     <MicrosoftIdentityWebVersion>1.16.0</MicrosoftIdentityWebVersion>
     <MicrosoftIdentityWebMicrosoftGraphVersion>1.16.0</MicrosoftIdentityWebMicrosoftGraphVersion>
diff --git a/src/Identity/ApiAuthorization.IdentityServer/src/Authentication/IdentityServerJwtBearerOptionsConfiguration.cs b/src/Identity/ApiAuthorization.IdentityServer/src/Authentication/IdentityServerJwtBearerOptionsConfiguration.cs
index c5c1491e6495ef717b2fe705208b1ef3c0a40fda..f671c75ace984dfa298668236563ff642df5f158 100644
--- a/src/Identity/ApiAuthorization.IdentityServer/src/Authentication/IdentityServerJwtBearerOptionsConfiguration.cs
+++ b/src/Identity/ApiAuthorization.IdentityServer/src/Authentication/IdentityServerJwtBearerOptionsConfiguration.cs
@@ -61,7 +61,9 @@ internal sealed class IdentityServerJwtBearerOptionsConfiguration : IConfigureNa
         {
             var store = messageReceivedContext.HttpContext.RequestServices.GetRequiredService<ISigningCredentialStore>();
             var credential = await store.GetSigningCredentialsAsync();
+#pragma warning disable 0618
             options.Authority = options.Authority ?? messageReceivedContext.HttpContext.GetIdentityServerIssuerUri();
+#pragma warning restore 0618
             options.TokenValidationParameters.IssuerSigningKey = credential.Key;
             options.TokenValidationParameters.ValidIssuer = options.Authority;
         }
diff --git a/src/Identity/ApiAuthorization.IdentityServer/src/Extensions/DefaultClientRequestParametersProvider.cs b/src/Identity/ApiAuthorization.IdentityServer/src/Extensions/DefaultClientRequestParametersProvider.cs
index 9649473717588bf20e5243544f1dd2f5701e4491..1d8c390bcfb59a764d7947669ebb067c493d54b2 100644
--- a/src/Identity/ApiAuthorization.IdentityServer/src/Extensions/DefaultClientRequestParametersProvider.cs
+++ b/src/Identity/ApiAuthorization.IdentityServer/src/Extensions/DefaultClientRequestParametersProvider.cs
@@ -25,7 +25,10 @@ internal sealed class DefaultClientRequestParametersProvider : IClientRequestPar
     public IDictionary<string, string> GetClientParameters(HttpContext context, string clientId)
     {
         var client = Options.Value.Clients[clientId];
+#pragma warning disable 0618
+        // Deprecated in Identity Server 6.0
         var authority = context.GetIdentityServerIssuerUri();
+#pragma warning restore 0618
         if (!client.Properties.TryGetValue(ApplicationProfilesPropertyNames.Profile, out var type))
         {
             throw new InvalidOperationException($"Can't determine the type for the client '{clientId}'");
diff --git a/src/Identity/ApiAuthorization.IdentityServer/test/Authentication/LocalApiJwtBearerConfigurationTest.cs b/src/Identity/ApiAuthorization.IdentityServer/test/Authentication/IdentityServerJwtBearerConfigurationTest.cs
similarity index 95%
rename from src/Identity/ApiAuthorization.IdentityServer/test/Authentication/LocalApiJwtBearerConfigurationTest.cs
rename to src/Identity/ApiAuthorization.IdentityServer/test/Authentication/IdentityServerJwtBearerConfigurationTest.cs
index b0df451be3392645e29ae49d4db23456a92b5766..49e18a671416e660195a658bda3c1767772f2d00 100644
--- a/src/Identity/ApiAuthorization.IdentityServer/test/Authentication/LocalApiJwtBearerConfigurationTest.cs
+++ b/src/Identity/ApiAuthorization.IdentityServer/test/Authentication/IdentityServerJwtBearerConfigurationTest.cs
@@ -1,8 +1,9 @@
-// Licensed to the .NET Foundation under one or more agreements.
+// Licensed to the .NET Foundation under one or more agreements.
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using System.Security.Cryptography;
 using Duende.IdentityServer.Configuration;
+using Duende.IdentityServer.Services;
 using Duende.IdentityServer.Stores;
 using Microsoft.AspNetCore.ApiAuthorization.IdentityServer.Configuration;
 using Microsoft.AspNetCore.Authentication;
@@ -59,12 +60,16 @@ public class IdentityServerJwtBearerOptionsConfigurationTest
         credentialsStore.Setup(cs => cs.GetSigningCredentialsAsync())
                         .ReturnsAsync(new SigningCredentials(key, "RS256"));
 
+        var issuerName = new Mock<IIssuerNameService>();
+        issuerName.Setup(i => i.GetCurrentAsync()).ReturnsAsync("https://localhost");
+
         var context = new DefaultHttpContext();
         context.Request.Scheme = "https";
         context.Request.Host = new HostString("localhost");
         context.RequestServices = new ServiceCollection()
                         .AddSingleton(new IdentityServerOptions())
                         .AddSingleton(credentialsStore.Object)
+                        .AddSingleton(issuerName.Object)
                         .BuildServiceProvider();
 
         var options = new JwtBearerOptions();
diff --git a/src/Identity/ApiAuthorization.IdentityServer/test/Extensions/DefaultClientRequestParametersProviderTests.cs b/src/Identity/ApiAuthorization.IdentityServer/test/Extensions/DefaultClientRequestParametersProviderTests.cs
index 393dda2ea762dda8811fbce175fec8aa41f8bb16..550c9a07fa19c8169891ca465f944f3d3c33591f 100644
--- a/src/Identity/ApiAuthorization.IdentityServer/test/Extensions/DefaultClientRequestParametersProviderTests.cs
+++ b/src/Identity/ApiAuthorization.IdentityServer/test/Extensions/DefaultClientRequestParametersProviderTests.cs
@@ -2,6 +2,7 @@
 // The .NET Foundation licenses this file to you under the MIT license.
 
 using Duende.IdentityServer.Configuration;
+using Duende.IdentityServer.Services;
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Options;
@@ -11,6 +12,11 @@ namespace Microsoft.AspNetCore.ApiAuthorization.IdentityServer.Extensions;
 
 public class DefaultClientRequestParametersProviderTests
 {
+    class NameService : IIssuerNameService
+    {
+        public Task<string> GetCurrentAsync() => Task.FromResult("http://localhost");
+    }
+
     [Fact]
     public void GetClientParameters_ReturnsParametersForExistingClients()
     {
@@ -30,6 +36,7 @@ public class DefaultClientRequestParametersProviderTests
         context.Request.Host = new HostString("localhost");
         context.RequestServices = new ServiceCollection()
             .AddSingleton(new IdentityServerOptions())
+            .AddSingleton<IIssuerNameService>(new NameService())
             .BuildServiceProvider();
 
         var clientRequestParametersProvider =