diff --git a/internal/views/static/js/settings.js b/internal/views/static/js/settings.js
index 77c9f7a..c710c89 100644
--- a/internal/views/static/js/settings.js
+++ b/internal/views/static/js/settings.js
@@ -161,6 +161,10 @@ function renderPanel(prefs) {
       } else {
         newPrefs.engines = newPrefs.engines.filter(function(e) { return e !== cb.value; });
       }
+      if (newPrefs.engines.length === 0) {
+        renderPanel(loadPrefs());
+        return;
+      }
       savePrefs(newPrefs);
       syncEngineInput(newPrefs);
     });