diff --git a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.Discovery.cs b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.Discovery.cs
index 19844e26..db2f4afa 100644
--- a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.Discovery.cs
+++ b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationHandlers.Discovery.cs
@@ -132,7 +132,7 @@ public static partial class OpenIddictClientWebIntegrationHandlers
                 }
 
                 else if (context.Registration.ProviderType is
-                    ProviderTypes.Cognito or ProviderTypes.EpicGames or ProviderTypes.Salesforce)
+                    ProviderTypes.Cognito or ProviderTypes.EpicGames or ProviderTypes.Salesforce or ProviderTypes.Twitch)
                 {
                     context.Configuration.GrantTypesSupported.Add(GrantTypes.AuthorizationCode);
                     context.Configuration.GrantTypesSupported.Add(GrantTypes.ClientCredentials);
diff --git a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
index d4fc43c1..081a0948 100644
--- a/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
+++ b/src/OpenIddict.Client.WebIntegration/OpenIddictClientWebIntegrationProviders.xml
@@ -1867,6 +1867,18 @@
     </Environment>
   </Provider>
 
+  <!--
+                                             ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄
+                                             █▄▄ ▄▄██ ███ █▄ ▄█▄▄ ▄▄██ ▄▄▀██ ██ ██
+                                             ███ ████ █ █ ██ ████ ████ █████ ▄▄ ██
+                                             ███ ████▄▀▄▀▄█▀ ▀███ ████ ▀▀▄██ ██ ██
+                                             ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀
+  -->
+
+  <Provider Name="Twitch" Id="56f0d9d9-fe08-43b1-8b12-a29aa2aedefd" Documentation="https://dev.twitch.tv/docs/authentication">
+    <Environment Issuer="https://id.twitch.tv/oauth2" />
+  </Provider>
+
   <!--
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