diff --git a/src/cloudron.js b/src/cloudron.js
index f7adf18a0..075dce61e 100644
--- a/src/cloudron.js
+++ b/src/cloudron.js
@@ -112,7 +112,8 @@ async function runStartupTasks() {
     tasks.push(async function () {
         if (!settings.dashboardDomain()) return;
 
-        await reverseProxy.writeDashboardConfig(settings.dashboardDomain());
+        const domainObject = await domains.get(settings.dashboardDomain());
+        await reverseProxy.writeDashboardConfig(domainObject);
     });
 
     tasks.push(async function () {
@@ -281,7 +282,7 @@ async function setDashboardDomain(domain, auditSource) {
     const domainObject = await domains.get(domain);
     if (!domain) throw new BoxError(BoxError.NOT_FOUND, 'No such domain');
 
-    await reverseProxy.writeDashboardConfig(domain);
+    await reverseProxy.writeDashboardConfig(domainObject);
     const fqdn = dns.fqdn(constants.DASHBOARD_LOCATION, domainObject);
 
     await settings.setDashboardLocation(domain, fqdn);
diff --git a/src/reverseproxy.js b/src/reverseproxy.js
index 33091ec52..c17175dc9 100644
--- a/src/reverseproxy.js
+++ b/src/reverseproxy.js
@@ -452,12 +452,11 @@ async function writeDashboardNginxConfig(vhost, bundle) {
     await reload();
 }
 
-async function writeDashboardConfig(domain) {
-    assert.strictEqual(typeof domain, 'string');
+async function writeDashboardConfig(domainObject) {
+    assert.strictEqual(typeof domainObject, 'object');
 
-    debug(`writeDashboardConfig: writing admin config for ${domain}`);
+    debug(`writeDashboardConfig: writing admin config for ${domainObject.domain}`);
 
-    const domainObject = await domains.get(domain);
     const dashboardFqdn = dns.fqdn(constants.DASHBOARD_LOCATION, domainObject);
     const bundle = await getCertificatePath(dashboardFqdn, domainObject.domain);