diff --git a/index.md b/index.md
index 1be994b..f4485f2 100644
--- a/index.md
+++ b/index.md
@@ -3,7 +3,7 @@
 OpenIddict aims at providing a **versatile solution** to implement an **OpenID Connect server and token validation in any ASP.NET Core 2.1, 3.1 and 5.0 application**,
 and starting in OpenIddict 3.0, **any ASP.NET 4.x or OWIN application too**.
 
-OpenIddict fully supports the **[code/implicit/hybrid flows](http://openid.net/specs/openid-connect-core-1_0.html)**, the **[client credentials/resource owner password grants](https://tools.ietf.org/html/rfc6749)** and the [device authorization flow](https://tools.ietf.org/html/rfc8628). You can also create your own custom grant types.
+OpenIddict fully supports the **[code/implicit/hybrid flows](https://openid.net/specs/openid-connect-core-1_0.html)**, the **[client credentials/resource owner password grants](https://tools.ietf.org/html/rfc6749)** and the [device authorization flow](https://tools.ietf.org/html/rfc8628). You can also create your own custom grant types.
 
 OpenIddict natively supports **[Entity Framework Core](https://www.nuget.org/packages/OpenIddict.EntityFrameworkCore)**, **[Entity Framework 6](https://www.nuget.org/packages/OpenIddict.EntityFramework)** and **[MongoDB](https://www.nuget.org/packages/OpenIddict.MongoDb)** out-of-the-box, but you can also provide your own stores.