diff --git a/src/apps.js b/src/apps.js
index 27d1adfd7..64608dc17 100644
--- a/src/apps.js
+++ b/src/apps.js
@@ -1759,9 +1759,9 @@ async function updateApp(app, data, auditSource) {
         updateConfig.memoryLimit = updateConfig.manifest.memoryLimit;
     }
 
-    if (!app.manifest.addons?.sendmail) { // clear if the update removed addon
+    if (!manifest.addons?.sendmail) { // clear if the update removed addon
         values.mailboxName = values.mailboxDomain = null;
-    } else if (!app.mailboxName || app.mailboxName.endsWith('.app')) { // allocate since restore added the addon
+    } else if (!app.mailboxName || app.mailboxName.endsWith('.app')) { // allocate since update added the addon
         values.mailboxName = mailboxNameForLocation(app.location, manifest);
         values.mailboxDomain = app.domain;
     }