diff --git a/.editorconfig b/.editorconfig
index 83b15884..22c741b9 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -206,6 +206,9 @@ dotnet_diagnostic.CA1854.severity = warning
 #CA2211:Non-constant fields should not be visible
 dotnet_diagnostic.CA2211.severity = error
 
+# IDE0005: remove used namespace using
+dotnet_diagnostic.IDE0005.severity = error
+
 # Wrapping preferences
 csharp_wrap_before_ternary_opsigns = false
 
diff --git a/src/Commands/QueryLocalChanges.cs b/src/Commands/QueryLocalChanges.cs
index bdef9bf8..ea422215 100644
--- a/src/Commands/QueryLocalChanges.cs
+++ b/src/Commands/QueryLocalChanges.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Text.RegularExpressions;
 
 namespace SourceGit.Commands
diff --git a/src/ViewModels/RepositoryConfigure.cs b/src/ViewModels/RepositoryConfigure.cs
index 620db074..95fb5517 100644
--- a/src/ViewModels/RepositoryConfigure.cs
+++ b/src/ViewModels/RepositoryConfigure.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using Avalonia.Collections;
 using CommunityToolkit.Mvvm.ComponentModel;