diff --git a/docker/conf/web-keycloak.yml b/docker/conf/web-keycloak.yml
--- a/docker/conf/web-keycloak.yml
+++ b/docker/conf/web-keycloak.yml
@@ -65,3 +65,4 @@
 keycloak:
   server_url: http://keycloak:8080/keycloak/auth/
   realm_name: SoftwareHeritage
+instance_name: archive-docker.softwareheritage.org
diff --git a/docker/conf/web-mirror.yml b/docker/conf/web-mirror.yml
--- a/docker/conf/web-mirror.yml
+++ b/docker/conf/web-mirror.yml
@@ -40,3 +40,4 @@
   name: swh-web
   user: postgres
   password: testpassword
+instance_name: archive-docker.softwareheritage.org
diff --git a/docker/conf/web-read-replica.yml b/docker/conf/web-read-replica.yml
--- a/docker/conf/web-read-replica.yml
+++ b/docker/conf/web-read-replica.yml
@@ -67,3 +67,4 @@
         - 0.0.0.0/0
 
 search: {}
+instance_name: archive-docker.softwareheritage.org
diff --git a/docker/conf/web-search.yml b/docker/conf/web-search.yml
--- a/docker/conf/web-search.yml
+++ b/docker/conf/web-search.yml
@@ -70,3 +70,4 @@
         default: 120/h
       exempted_networks:
         - 0.0.0.0/0
+instance_name: archive-docker.softwareheritage.org
diff --git a/docker/conf/web.yml b/docker/conf/web.yml
--- a/docker/conf/web.yml
+++ b/docker/conf/web.yml
@@ -67,3 +67,4 @@
         - 0.0.0.0/0
 
 search: {}
+instance_name: archive-docker.softwareheritage.org