diff --git a/containers/libreportal/frontend/js/components/tasks/tasks-manager.js b/containers/libreportal/frontend/js/components/tasks/tasks-manager.js
index 86a6dd4..ee66658 100755
--- a/containers/libreportal/frontend/js/components/tasks/tasks-manager.js
+++ b/containers/libreportal/frontend/js/components/tasks/tasks-manager.js
@@ -1014,11 +1014,15 @@ class TasksManager {
      Keeps the layout consistent across every row regardless of source. */
   renderTaskIcons(task) {
     const typeIcon = `<span class="task-type-icon">${this.getTaskTypeIcon(task).icon}</span>`;
-    if (task.app) {
+    // `app: 'system'` is a category sentinel (config_update, system_update, …),
+    // not a real app slug, so it has no /icons/apps/system.svg — fall through
+    // to the LibrePortal-system branch so those tasks still get a logo.
+    const isSystemSentinel = task.app === 'system';
+    if (task.app && !isSystemSentinel) {
       const appIconPath = this.getAppIconPath(task);
       return `${typeIcon}<img src="${appIconPath}" alt="${task.app}" class="task-app-icon" onerror="this.style.display='none'">`;
     }
-    if (this.isLibrePortalSystemTask(task)) {
+    if (isSystemSentinel || this.isLibrePortalSystemTask(task)) {
       return `${typeIcon}<img src="/icons/libreportal.svg" alt="LibrePortal" class="task-app-icon">`;
     }
     return typeIcon;