diff --git a/Directory.Build.targets b/Directory.Build.targets
index 6f09d99c1..30d9ab9d8 100644
--- a/Directory.Build.targets
+++ b/Directory.Build.targets
@@ -68,14 +68,14 @@
         <PackageReference Update="Microsoft.EntityFrameworkCore.Design" Version="$(EntityFrameworkVersion)" PrivateAssets="All"/>
 
         <!-- open telemetry -->
-        <PackageReference Update="OpenTelemetry" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Exporter.Console" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Exporter.Prometheus.AspNetCore" Version="1.9.0-alpha.1" />
-        <PackageReference Update="OpenTelemetry.Extensions.Hosting" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Instrumentation.AspNetCore" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Instrumentation.Http" Version="1.8.1" />
-        <PackageReference Update="OpenTelemetry.Instrumentation.SqlClient" Version="1.8.0-beta.1" />
+        <PackageReference Update="OpenTelemetry" Version="1.10.0" />
+        <PackageReference Update="OpenTelemetry.Exporter.Console" Version="1.10.0" />
+        <PackageReference Update="OpenTelemetry.Exporter.OpenTelemetryProtocol" Version="1.10.0" />
+        <PackageReference Update="OpenTelemetry.Exporter.Prometheus.AspNetCore" Version="1.10.0-beta.1" />
+        <PackageReference Update="OpenTelemetry.Extensions.Hosting" Version="1.10.0" />
+        <PackageReference Update="OpenTelemetry.Instrumentation.AspNetCore" Version="1.9.0" />
+        <PackageReference Update="OpenTelemetry.Instrumentation.Http" Version="1.9.0" />
+        <PackageReference Update="OpenTelemetry.Instrumentation.SqlClient" Version="1.9.0-beta.1" />
 
         <!-- Transitive Dependencies -->
         <!-- These packages are all transitive dependencies that would
diff --git a/clients/src/APIs/DPoPApi/DPoP/DPoPExtensions.cs b/clients/src/APIs/DPoPApi/DPoP/DPoPExtensions.cs
index 5aadfa462..4766d2a0c 100644
--- a/clients/src/APIs/DPoPApi/DPoP/DPoPExtensions.cs
+++ b/clients/src/APIs/DPoPApi/DPoP/DPoPExtensions.cs
@@ -1,4 +1,4 @@
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Http;
 using Microsoft.IdentityModel.Tokens;
diff --git a/clients/src/APIs/DPoPApi/DPoP/DPoPJwtBearerEvents.cs b/clients/src/APIs/DPoPApi/DPoP/DPoPJwtBearerEvents.cs
index 95bfb4c6d..d4f91c109 100644
--- a/clients/src/APIs/DPoPApi/DPoP/DPoPJwtBearerEvents.cs
+++ b/clients/src/APIs/DPoPApi/DPoP/DPoPJwtBearerEvents.cs
@@ -1,4 +1,4 @@
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.Authentication.JwtBearer;
 using Microsoft.AspNetCore.Http;
 using Microsoft.Extensions.Options;
diff --git a/clients/src/APIs/DPoPApi/DPoP/DPoPProofValidator.cs b/clients/src/APIs/DPoPApi/DPoP/DPoPProofValidator.cs
index 484a0a8e7..d1fe027d1 100644
--- a/clients/src/APIs/DPoPApi/DPoP/DPoPProofValidator.cs
+++ b/clients/src/APIs/DPoPApi/DPoP/DPoPProofValidator.cs
@@ -1,4 +1,4 @@
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.DataProtection;
 using Microsoft.Extensions.Logging;
 using Microsoft.Extensions.Options;
diff --git a/clients/src/ConsoleCibaClient/Program.cs b/clients/src/ConsoleCibaClient/Program.cs
index 3ab21efe9..035026d6c 100644
--- a/clients/src/ConsoleCibaClient/Program.cs
+++ b/clients/src/ConsoleCibaClient/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Microsoft.IdentityModel.Tokens;
 using System;
 using System.Collections.Generic;
diff --git a/clients/src/ConsoleClientCredentialsFlow/Program.cs b/clients/src/ConsoleClientCredentialsFlow/Program.cs
index e199538f2..533f47b5e 100644
--- a/clients/src/ConsoleClientCredentialsFlow/Program.cs
+++ b/clients/src/ConsoleClientCredentialsFlow/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleClientCredentialsFlowCallingIdentityServerApi/Program.cs b/clients/src/ConsoleClientCredentialsFlowCallingIdentityServerApi/Program.cs
index c993254e4..80104d09a 100644
--- a/clients/src/ConsoleClientCredentialsFlowCallingIdentityServerApi/Program.cs
+++ b/clients/src/ConsoleClientCredentialsFlowCallingIdentityServerApi/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleClientCredentialsFlowDPoP/Program.cs b/clients/src/ConsoleClientCredentialsFlowDPoP/Program.cs
index 771314fa6..2c42e1acc 100644
--- a/clients/src/ConsoleClientCredentialsFlowDPoP/Program.cs
+++ b/clients/src/ConsoleClientCredentialsFlowDPoP/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.IdentityModel.Tokens;
 using System;
diff --git a/clients/src/ConsoleClientCredentialsFlowPostBody/Program.cs b/clients/src/ConsoleClientCredentialsFlowPostBody/Program.cs
index c818b1d1f..d563d75ce 100644
--- a/clients/src/ConsoleClientCredentialsFlowPostBody/Program.cs
+++ b/clients/src/ConsoleClientCredentialsFlowPostBody/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleCode/Program.cs b/clients/src/ConsoleCode/Program.cs
index 721d2e44d..adfe6f5a9 100644
--- a/clients/src/ConsoleCode/Program.cs
+++ b/clients/src/ConsoleCode/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel.Client;
-using IdentityModel.OidcClient;
+using Duende.IdentityModel.Client;
+using Duende.IdentityModel.OidcClient;
 using Serilog;
 using System;
 using System.Net.Http;
diff --git a/clients/src/ConsoleCode/SystemBrowser.cs b/clients/src/ConsoleCode/SystemBrowser.cs
index e687b557d..d25fa6b08 100644
--- a/clients/src/ConsoleCode/SystemBrowser.cs
+++ b/clients/src/ConsoleCode/SystemBrowser.cs
@@ -1,4 +1,4 @@
-using IdentityModel.OidcClient.Browser;
+using Duende.IdentityModel.OidcClient.Browser;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.AspNetCore.Http;
diff --git a/clients/src/ConsoleCustomGrant/Program.cs b/clients/src/ConsoleCustomGrant/Program.cs
index 80e42467a..8f9eb8d96 100644
--- a/clients/src/ConsoleCustomGrant/Program.cs
+++ b/clients/src/ConsoleCustomGrant/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleDcrClient/Program.cs b/clients/src/ConsoleDcrClient/Program.cs
index a1a239d9b..e086110af 100644
--- a/clients/src/ConsoleDcrClient/Program.cs
+++ b/clients/src/ConsoleDcrClient/Program.cs
@@ -2,7 +2,7 @@
 using System.Net.Http;
 using System.Text.Json;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 
 
 
diff --git a/clients/src/ConsoleDeviceFlow/Program.cs b/clients/src/ConsoleDeviceFlow/Program.cs
index 3c246f3a3..c89a76602 100644
--- a/clients/src/ConsoleDeviceFlow/Program.cs
+++ b/clients/src/ConsoleDeviceFlow/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using System;
 using System.Diagnostics;
 using System.Net.Http;
diff --git a/clients/src/ConsoleEphemeralMtlsClient/Program.cs b/clients/src/ConsoleEphemeralMtlsClient/Program.cs
index 894be6b17..1a0e280e8 100644
--- a/clients/src/ConsoleEphemeralMtlsClient/Program.cs
+++ b/clients/src/ConsoleEphemeralMtlsClient/Program.cs
@@ -4,7 +4,7 @@
 using System.Security.Cryptography.X509Certificates;
 using System.Threading.Tasks;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 
 namespace ConsoleEphemeralMtlsClient
 {
diff --git a/clients/src/ConsoleIntrospectionClient/Program.cs b/clients/src/ConsoleIntrospectionClient/Program.cs
index 9af94a8a6..47e521b36 100644
--- a/clients/src/ConsoleIntrospectionClient/Program.cs
+++ b/clients/src/ConsoleIntrospectionClient/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Linq;
 using System.Net.Http;
diff --git a/clients/src/ConsoleMTLSClient/Program.cs b/clients/src/ConsoleMTLSClient/Program.cs
index fb3e6a3a4..61a1e4df6 100644
--- a/clients/src/ConsoleMTLSClient/Program.cs
+++ b/clients/src/ConsoleMTLSClient/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Security.Cryptography.X509Certificates;
diff --git a/clients/src/ConsoleParameterizedScopeClient/Program.cs b/clients/src/ConsoleParameterizedScopeClient/Program.cs
index 0a1c96324..67978f600 100644
--- a/clients/src/ConsoleParameterizedScopeClient/Program.cs
+++ b/clients/src/ConsoleParameterizedScopeClient/Program.cs
@@ -2,7 +2,7 @@
 using System.Net.Http;
 using System.Threading.Tasks;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 
 namespace ConsoleParameterizedScopeClient
 {
diff --git a/clients/src/ConsolePrivateKeyJwtClient/Program.cs b/clients/src/ConsolePrivateKeyJwtClient/Program.cs
index 3e21f72a9..0d806d5ee 100644
--- a/clients/src/ConsolePrivateKeyJwtClient/Program.cs
+++ b/clients/src/ConsolePrivateKeyJwtClient/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Microsoft.IdentityModel.Tokens;
 using System;
 using System.Collections.Generic;
diff --git a/clients/src/ConsoleResourceIndicators/Program.cs b/clients/src/ConsoleResourceIndicators/Program.cs
index a69d57fb3..80ce0124d 100644
--- a/clients/src/ConsoleResourceIndicators/Program.cs
+++ b/clients/src/ConsoleResourceIndicators/Program.cs
@@ -1,13 +1,13 @@
 using Clients;
-using IdentityModel.OidcClient;
+using Duende.IdentityModel.OidcClient;
 using Serilog;
 using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 
 namespace ConsoleResourceIndicators
 {
diff --git a/clients/src/ConsoleResourceIndicators/SystemBrowser.cs b/clients/src/ConsoleResourceIndicators/SystemBrowser.cs
index 2214cc9ee..449010cec 100644
--- a/clients/src/ConsoleResourceIndicators/SystemBrowser.cs
+++ b/clients/src/ConsoleResourceIndicators/SystemBrowser.cs
@@ -1,4 +1,4 @@
-using IdentityModel.OidcClient.Browser;
+using Duende.IdentityModel.OidcClient.Browser;
 using System;
 using System.Diagnostics;
 using System.Net;
diff --git a/clients/src/ConsoleResourceOwnerFlow/Program.cs b/clients/src/ConsoleResourceOwnerFlow/Program.cs
index 528b23090..8ecd2e696 100644
--- a/clients/src/ConsoleResourceOwnerFlow/Program.cs
+++ b/clients/src/ConsoleResourceOwnerFlow/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleResourceOwnerFlowPublic/Program.cs b/clients/src/ConsoleResourceOwnerFlowPublic/Program.cs
index 5845b1688..03b620a20 100644
--- a/clients/src/ConsoleResourceOwnerFlowPublic/Program.cs
+++ b/clients/src/ConsoleResourceOwnerFlowPublic/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleResourceOwnerFlowReference/Program.cs b/clients/src/ConsoleResourceOwnerFlowReference/Program.cs
index 32183716a..a68c14463 100644
--- a/clients/src/ConsoleResourceOwnerFlowReference/Program.cs
+++ b/clients/src/ConsoleResourceOwnerFlowReference/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleResourceOwnerFlowRefreshToken/Program.cs b/clients/src/ConsoleResourceOwnerFlowRefreshToken/Program.cs
index ade8599ed..d75c61073 100644
--- a/clients/src/ConsoleResourceOwnerFlowRefreshToken/Program.cs
+++ b/clients/src/ConsoleResourceOwnerFlowRefreshToken/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Text;
diff --git a/clients/src/ConsoleResourceOwnerFlowUserInfo/Program.cs b/clients/src/ConsoleResourceOwnerFlowUserInfo/Program.cs
index bec49284e..1c08b0f79 100644
--- a/clients/src/ConsoleResourceOwnerFlowUserInfo/Program.cs
+++ b/clients/src/ConsoleResourceOwnerFlowUserInfo/Program.cs
@@ -1,5 +1,5 @@
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System;
 using System.Net.Http;
 using System.Threading.Tasks;
diff --git a/clients/src/ConsoleScopesResources/Program.cs b/clients/src/ConsoleScopesResources/Program.cs
index 1b4fcb5dc..bd341e74f 100644
--- a/clients/src/ConsoleScopesResources/Program.cs
+++ b/clients/src/ConsoleScopesResources/Program.cs
@@ -3,7 +3,7 @@
 using System.Net.Http;
 using System.Threading.Tasks;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 
 namespace ConsoleScopesResources
 {
diff --git a/clients/src/Constants/Constants.csproj b/clients/src/Constants/Constants.csproj
index 8980ba37f..544c1c01c 100644
--- a/clients/src/Constants/Constants.csproj
+++ b/clients/src/Constants/Constants.csproj
@@ -5,6 +5,6 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="IdentityModel" />
+    <PackageReference Include="Duende.IdentityModel" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/clients/src/Constants/TokenResponseExtensions.cs b/clients/src/Constants/TokenResponseExtensions.cs
index cc92e2f53..abe24019b 100644
--- a/clients/src/Constants/TokenResponseExtensions.cs
+++ b/clients/src/Constants/TokenResponseExtensions.cs
@@ -1,5 +1,5 @@
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using System;
 using System.Text;
 using System.Text.Json;
diff --git a/clients/src/MvcCode/Controllers/HomeController.cs b/clients/src/MvcCode/Controllers/HomeController.cs
index c3aa95ea9..d66df3e07 100644
--- a/clients/src/MvcCode/Controllers/HomeController.cs
+++ b/clients/src/MvcCode/Controllers/HomeController.cs
@@ -3,7 +3,7 @@
 using System.Net.Http;
 using System.Threading.Tasks;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Mvc;
diff --git a/clients/src/MvcCode/Startup.cs b/clients/src/MvcCode/Startup.cs
index 20de9acd1..311ad8427 100644
--- a/clients/src/MvcCode/Startup.cs
+++ b/clients/src/MvcCode/Startup.cs
@@ -1,6 +1,6 @@
 using System;
 using Clients;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Authentication.Cookies;
 using Microsoft.AspNetCore.Builder;
@@ -8,7 +8,7 @@
 using Microsoft.IdentityModel.Tokens;
 using System.IdentityModel.Tokens.Jwt;
 using System.Net.Http;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using Microsoft.Extensions.Configuration;
 using OpenTelemetry.Resources;
 using OpenTelemetry.Trace;
diff --git a/clients/src/MvcHybridBackChannel/Controllers/HomeController.cs b/clients/src/MvcHybridBackChannel/Controllers/HomeController.cs
index b02e8235e..af5143b82 100644
--- a/clients/src/MvcHybridBackChannel/Controllers/HomeController.cs
+++ b/clients/src/MvcHybridBackChannel/Controllers/HomeController.cs
@@ -5,7 +5,7 @@
 using Microsoft.AspNetCore.Authorization;
 using System.Net.Http;
 using Clients;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System.Globalization;
 
 namespace MvcHybrid.Controllers
diff --git a/clients/src/MvcHybridBackChannel/Controllers/LogoutController.cs b/clients/src/MvcHybridBackChannel/Controllers/LogoutController.cs
index 4731fb2f0..6f32442fd 100644
--- a/clients/src/MvcHybridBackChannel/Controllers/LogoutController.cs
+++ b/clients/src/MvcHybridBackChannel/Controllers/LogoutController.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
diff --git a/clients/src/MvcHybridBackChannel/Startup.cs b/clients/src/MvcHybridBackChannel/Startup.cs
index 2fc3d8058..a52f2ac0e 100644
--- a/clients/src/MvcHybridBackChannel/Startup.cs
+++ b/clients/src/MvcHybridBackChannel/Startup.cs
@@ -2,12 +2,12 @@
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
 using System.IdentityModel.Tokens.Jwt;
-using IdentityModel;
+using Duende.IdentityModel;
 using Clients;
 using Microsoft.IdentityModel.Tokens;
 using Microsoft.AspNetCore.Authentication.Cookies;
 using Microsoft.AspNetCore.Authentication;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using System.Net.Http;
 using Microsoft.Extensions.Configuration;
 using OpenTelemetry.Resources;
diff --git a/clients/src/MvcJarJwt/AssertionService.cs b/clients/src/MvcJarJwt/AssertionService.cs
index 4b98fb3b6..01a34da32 100644
--- a/clients/src/MvcJarJwt/AssertionService.cs
+++ b/clients/src/MvcJarJwt/AssertionService.cs
@@ -3,7 +3,7 @@
 using System.IdentityModel.Tokens.Jwt;
 using System.Security.Claims;
 using Clients;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.IdentityModel.Protocols.OpenIdConnect;
 using Microsoft.IdentityModel.Tokens;
 
diff --git a/clients/src/MvcJarJwt/ClientAssertionService.cs b/clients/src/MvcJarJwt/ClientAssertionService.cs
index e9775cfed..6c290a5f3 100644
--- a/clients/src/MvcJarJwt/ClientAssertionService.cs
+++ b/clients/src/MvcJarJwt/ClientAssertionService.cs
@@ -1,6 +1,6 @@
 using System.Threading.Tasks;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Duende.AccessTokenManagement;
 
 namespace MvcJarJwt;
diff --git a/clients/src/MvcJarJwt/OidcEvents.cs b/clients/src/MvcJarJwt/OidcEvents.cs
index 719e114bf..f1796107b 100644
--- a/clients/src/MvcJarJwt/OidcEvents.cs
+++ b/clients/src/MvcJarJwt/OidcEvents.cs
@@ -1,5 +1,5 @@
 using System.Threading.Tasks;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 
 namespace MvcJarJwt;
diff --git a/clients/src/MvcJarPar/AssertionService.cs b/clients/src/MvcJarPar/AssertionService.cs
index 3bc34cf5b..74e3dfe89 100644
--- a/clients/src/MvcJarPar/AssertionService.cs
+++ b/clients/src/MvcJarPar/AssertionService.cs
@@ -3,7 +3,7 @@
 using System.IdentityModel.Tokens.Jwt;
 using System.Security.Claims;
 using Clients;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.IdentityModel.Protocols.OpenIdConnect;
 using Microsoft.IdentityModel.Tokens;
 
diff --git a/clients/src/MvcJarPar/OidcEvents.cs b/clients/src/MvcJarPar/OidcEvents.cs
index 048d6b8f8..699cce5e4 100644
--- a/clients/src/MvcJarPar/OidcEvents.cs
+++ b/clients/src/MvcJarPar/OidcEvents.cs
@@ -6,8 +6,8 @@
 using System.Text;
 using System.Text.Json.Serialization;
 using System.Threading.Tasks;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 
 namespace MvcJarPar;
diff --git a/clients/src/MvcJarUriJwt/AssertionService.cs b/clients/src/MvcJarUriJwt/AssertionService.cs
index ee1ec7b36..a9250dc22 100644
--- a/clients/src/MvcJarUriJwt/AssertionService.cs
+++ b/clients/src/MvcJarUriJwt/AssertionService.cs
@@ -3,7 +3,7 @@
 using System.IdentityModel.Tokens.Jwt;
 using System.Security.Claims;
 using Clients;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.IdentityModel.Protocols.OpenIdConnect;
 using Microsoft.IdentityModel.Tokens;
 
diff --git a/clients/src/MvcJarUriJwt/ClientAssertionService.cs b/clients/src/MvcJarUriJwt/ClientAssertionService.cs
index 1909be631..e498ac11a 100644
--- a/clients/src/MvcJarUriJwt/ClientAssertionService.cs
+++ b/clients/src/MvcJarUriJwt/ClientAssertionService.cs
@@ -1,6 +1,6 @@
 using System.Threading.Tasks;
-using IdentityModel;
-using IdentityModel.Client;
+using Duende.IdentityModel;
+using Duende.IdentityModel.Client;
 using Duende.AccessTokenManagement;
 
 namespace MvcJarUriJwt;
diff --git a/clients/src/MvcJarUriJwt/OidcEvents.cs b/clients/src/MvcJarUriJwt/OidcEvents.cs
index 9932bf7eb..9a11e65ea 100644
--- a/clients/src/MvcJarUriJwt/OidcEvents.cs
+++ b/clients/src/MvcJarUriJwt/OidcEvents.cs
@@ -1,5 +1,5 @@
 using System.Threading.Tasks;
-using IdentityModel;
+using Duende.IdentityModel;
 using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 
 namespace MvcJarUriJwt;
diff --git a/clients/src/MvcPar/ParOidcEvents.cs b/clients/src/MvcPar/ParOidcEvents.cs
index 88e69c831..7acc1ea97 100644
--- a/clients/src/MvcPar/ParOidcEvents.cs
+++ b/clients/src/MvcPar/ParOidcEvents.cs
@@ -5,7 +5,7 @@
 using System.Text.Json.Serialization;
 using System.Threading;
 using System.Threading.Tasks;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 using Microsoft.AspNetCore.Authentication.OpenIdConnect;
 using Microsoft.Extensions.Logging;
 using Microsoft.IdentityModel.Protocols.OpenIdConnect;
diff --git a/clients/src/MvcPar/Startup.cs b/clients/src/MvcPar/Startup.cs
index 8efaaa549..6b46f53fd 100644
--- a/clients/src/MvcPar/Startup.cs
+++ b/clients/src/MvcPar/Startup.cs
@@ -5,7 +5,7 @@
 using Microsoft.IdentityModel.Tokens;
 using System;
 using Microsoft.Extensions.Configuration;
-using IdentityModel.Client;
+using Duende.IdentityModel.Client;
 
 namespace MvcPar
 {
diff --git a/clients/src/WindowsConsoleSystemBrowser/Program.cs b/clients/src/WindowsConsoleSystemBrowser/Program.cs
index 21f5a0396..3d842c143 100644
--- a/clients/src/WindowsConsoleSystemBrowser/Program.cs
+++ b/clients/src/WindowsConsoleSystemBrowser/Program.cs
@@ -1,6 +1,6 @@
 using Clients;
-using IdentityModel.Client;
-using IdentityModel.OidcClient;
+using Duende.IdentityModel.Client;
+using Duende.IdentityModel.OidcClient;
 using Microsoft.IdentityModel.Logging;
 using Serilog;
 using System;