diff --git a/src/config.ts b/src/config.ts
index 9f8dc465..86bdbc6f 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -167,6 +167,9 @@ export class Config {
       translator: new Translator(config.language),
     });
 
+    // clear existing plugins list to prevent duplicate errors
+    config.plugin = new PluginManager();
+
     if (config.search) {
       // Search
       config.plugin.add({