diff --git a/whois/settings.py b/whois/settings.py
index 2b92694..a2dce34 100644
--- a/whois/settings.py
+++ b/whois/settings.py
@@ -33,11 +33,9 @@
 
 oidc_enabled = True
 # OAuth settings
+SSO_PROVIDER = os.environ.get("OAUTH_PROVIDER")
 SSO_CLIENT_ID = os.environ.get("OAUTH_CLIENT_ID")
 SSO_CLIENT_SECRET = os.environ.get("OAUTH_CLIENT_SECRET")
-SSO_AUTH_URL = os.environ.get("OAUTH_AUTH_URL")
-SSO_TOKEN_URL = os.environ.get("OAUTH_TOKEN_URL")
-SSO_USERINFO_URL = os.environ.get("OAUTH_USERINFO_URL")
 
 # production
 ip_mask = "192.168.88.1-255"
diff --git a/whois/web.py b/whois/web.py
index 34b6035..5cf42a8 100644
--- a/whois/web.py
+++ b/whois/web.py
@@ -44,7 +44,7 @@
     oauth = OAuth(app)
     oauth.register(
         "sso",
-        server_metadata_url="http://sso.hsp.sh/auth/realms/hsp/.well-known/openid-configuration",
+        server_metadata_url=settings.SSO_PROVIDER,
         client_kwargs={"scope": "openid profile email"},
     )