diff --git a/selfprivacy_api/services/roundcube/__init__.py b/selfprivacy_api/services/roundcube/__init__.py
index 4d48e8b..8349ccd 100644
--- a/selfprivacy_api/services/roundcube/__init__.py
+++ b/selfprivacy_api/services/roundcube/__init__.py
@@ -24,7 +24,7 @@ class Roundcube(Service):
     config_items: dict[str, ServiceConfigItem] = {
         "subdomain": StringServiceConfigItem(
             id="subdomain",
-            default_value="cloud",
+            default_value="roundcube",
             description="Subdomain",
             regex=SUBDOMAIN_REGEX,
             widget="subdomain",