diff --git a/src/Arctium.WoW.Launcher.csproj b/src/Arctium.WoW.Launcher.csproj
index c19780b..26edd6f 100644
--- a/src/Arctium.WoW.Launcher.csproj
+++ b/src/Arctium.WoW.Launcher.csproj
@@ -72,7 +72,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="runtime.win-x64.Microsoft.DotNet.ILCompiler" Version="7.0.0" />
+        <PackageReference Include="runtime.win-x64.Microsoft.DotNet.ILCompiler" Version="7.*" />
         <PackageReference Include="System.CommandLine" Version="2.0.0-*" />
     </ItemGroup>
 </Project>
diff --git a/src/Misc/Helpers.cs b/src/Misc/Helpers.cs
index d540f85..e54d9ee 100644
--- a/src/Misc/Helpers.cs
+++ b/src/Misc/Helpers.cs
@@ -41,17 +41,4 @@ static class Helpers
         Console.WriteLine();
         Console.WriteLine($"Operating System: {RuntimeInformation.OSDescription}");
     }
-
-    public static bool IsFileClosed(string filename)
-    {
-        try
-        {
-            using (var inputStream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.None))
-                return false;
-        }
-        catch (Exception)
-        {
-            return true;
-        }
-    }
 }