diff --git a/README.md b/README.md
index 9d705e2a..e943b335 100644
--- a/README.md
+++ b/README.md
@@ -261,7 +261,7 @@ Opengist can be configured to use OAuth to authenticate users, with GitHub, Gite
   ```yaml
   oidc.client-key: <key>
   oidc.secret: <secret>
-  # Discovery endpoint of the OpenID provider
+  # Discovery endpoint of the OpenID provider. Generally something like http://auth.example.com/.well-known/openid-configuration
   oidc.discovery-url: http://auth.example.com/.well-known/openid-configuration
   ```
 </details>
diff --git a/config.yml b/config.yml
index f549beb0..ea947729 100644
--- a/config.yml
+++ b/config.yml
@@ -66,5 +66,5 @@ gitea.url: https://gitea.com/
 # To create a new OAuth2 application using OpenID Connect:
 oidc.client-key:
 oidc.secret:
-# Discovery endpoint of the OpenID provider
+# Discovery endpoint of the OpenID provider. Generally something like http://auth.example.com/.well-known/openid-configuration
 oidc.discovery-url: