diff --git a/polylan_submitter/simple_cas_views.py b/polylan_submitter/simple_cas_views.py
index 56b8371..f621bcd 100644
--- a/polylan_submitter/simple_cas_views.py
+++ b/polylan_submitter/simple_cas_views.py
@@ -31,12 +31,11 @@ class SimpleCASLoginView(View):
                 return HttpResponse("Authentication failed", status=401)
 
         else:
-            # No ticket - redirect to CAS
-            service_url = request.build_absolute_uri().split("?")[
-                0
-            ]  # Remove query params
+            service_url = furl(request.build_absolute_uri())
+            service_url.scheme = "https" if settings.DEBUG else "http"
+            service_url.set(args={})
             cas_login_url = furl(settings.CAS_SERVER_URL) / "login"
-            cas_login_url.set(args={"service": service_url})
+            cas_login_url.set(args={"service": service_url.url})
             return redirect(cas_login_url.url)