diff --git a/src/backend/mailbox_manager/management/commands/setup_dimail_db.py b/src/backend/mailbox_manager/management/commands/setup_dimail_db.py
index be0e19e..e2dfb06 100644
--- a/src/backend/mailbox_manager/management/commands/setup_dimail_db.py
+++ b/src/backend/mailbox_manager/management/commands/setup_dimail_db.py
@@ -13,7 +13,7 @@ from mailbox_manager.models import MailDomain
 User = get_user_model()
 
 
-DIMAIL_URL = "http://host.docker.internal:8001"
+DIMAIL_URL = "http://dimail:8000"
 admin = {"username": "admin", "password": "admin"}
 regie = {"username": "la_regie", "password": "password"}
 
diff --git a/src/backend/people/settings.py b/src/backend/people/settings.py
index 836405e..be19a29 100755
--- a/src/backend/people/settings.py
+++ b/src/backend/people/settings.py
@@ -432,7 +432,7 @@ class Base(Configuration):
         environ_prefix=None,
     )
     MAIL_PROVISIONING_API_URL = values.Value(
-        default="http://host.docker.internal:8001",
+        default="http://dimail:8000",
         environ_name="MAIL_PROVISIONING_API_URL",
         environ_prefix=None,
     )
diff --git a/src/helm/env.d/dev/values.desk.yaml.gotmpl b/src/helm/env.d/dev/values.desk.yaml.gotmpl
index ba20901..748b6cf 100644
--- a/src/helm/env.d/dev/values.desk.yaml.gotmpl
+++ b/src/helm/env.d/dev/values.desk.yaml.gotmpl
@@ -52,7 +52,7 @@ backend:
     POSTGRES_PASSWORD: pass
     REDIS_URL: redis://default:pass@redis-master:6379/1
     WEBMAIL_URL: "https://onestendev.yapasdewebmail.fr"
-    MAIL_PROVISIONING_API_URL: "http://host.docker.internal:8001"
+    MAIL_PROVISIONING_API_URL: "http://dimail:8000"
     MAIL_PROVISIONING_API_CREDENTIALS:
       secretKeyRef:
         name: backend