diff --git a/hydra/nginx/berlin.scm b/hydra/nginx/berlin.scm
index 38854e3..c9df381 100644
--- a/hydra/nginx/berlin.scm
+++ b/hydra/nginx/berlin.scm
@@ -818,7 +818,9 @@ PUBLISH-URL."
    ;; Domains that still explicitly support plain HTTP.
    (nginx-server-configuration
     (listen '("80"))
-    (server-name '("ci.guix.gnu.org"))
+    (server-name '("ci.guix.gnu.org"
+		   ;; <https://logs.guix.gnu.org/guix/2021-11-20.log#155427>
+		   "141.80.167.131"))
     (locations (berlin-locations %publish-url))
     (raw-content
      (list