diff --git a/lib/services/settings.dart b/lib/services/settings.dart
index 14f5bc3..d4d4742 100644
--- a/lib/services/settings.dart
+++ b/lib/services/settings.dart
@@ -37,6 +37,14 @@ class Settings {
     _set('logWrap', enabled);
   }
 
+  String _getString(String key, String defaultValue) {
+    final val = _settings[key];
+    if (val is String) {
+      return val;
+    }
+    return defaultValue;
+  }
+
   bool _getBool(String key, bool defaultValue) {
     final val = _settings[key];
     if (val is bool) {