diff --git a/hassio/src/dashboard/hassio-update.ts b/hassio/src/dashboard/hassio-update.ts
index e4cd4dbb07..4af34bb58b 100644
--- a/hassio/src/dashboard/hassio-update.ts
+++ b/hassio/src/dashboard/hassio-update.ts
@@ -161,8 +161,8 @@ export class HassioUpdate extends LitElement {
     try {
       await this.hass.callApi<HassioResponse<void>>("POST", item.apiPath);
     } catch (err) {
-      // Only show an error if the status code was not 504 (timeout reported by proxies)
-      if (err.status_code !== 504) {
+      // Only show an error if the status code was not 504, or no status at all (connection terminated)
+      if (err.status_code && err.status_code !== 504) {
         showAlertDialog(this, {
           title: "Update failed",
           text: