diff --git a/Wox.Core/Plugin/PluginManager.cs b/Wox.Core/Plugin/PluginManager.cs
index 0dcad32796..94170ceeec 100644
--- a/Wox.Core/Plugin/PluginManager.cs
+++ b/Wox.Core/Plugin/PluginManager.cs
@@ -229,7 +229,7 @@ namespace Wox.Core.Plugin
 
         public static IEnumerable<PluginPair> GetPlugins<T>() where T : IFeatures
         {
-            return from p in AllPlugins where p.Plugin is T select p;
+            return AllPlugins.Where(p => p.Plugin is T);
         }
 
         private static PluginPair GetExclusivePlugin(Query query)
diff --git a/Wox.Core/UI/ResourceMerger.cs b/Wox.Core/UI/ResourceMerger.cs
index 369eb0e46e..818f3073b0 100644
--- a/Wox.Core/UI/ResourceMerger.cs
+++ b/Wox.Core/UI/ResourceMerger.cs
@@ -39,9 +39,9 @@ namespace Wox.Core.UI
         internal static void ApplyPluginLanguages()
         {
             RemoveResource(PluginManager.DirectoryName);
-            foreach (var languageFile in (PluginManager.GetPlugins<IPluginI18n>().
+            foreach (var languageFile in PluginManager.GetPlugins<IPluginI18n>().
                 Select(plugin => InternationalizationManager.Instance.GetLanguageFile(((IPluginI18n)plugin.Plugin).GetLanguagesFolder())).
-                Where(file => !string.IsNullOrEmpty(file))))
+                Where(file => !string.IsNullOrEmpty(file)))
             {
                 Application.Current.Resources.MergedDictionaries.Add(new ResourceDictionary
                 {