diff --git a/mocha-dotnet/src/plugins/Mocha.Plugins.Libraries.McxMini/McxMiniPlugin.cs b/mocha-dotnet/src/plugins/Mocha.Plugins.Libraries.McxMini/McxMiniPlugin.cs
index 2d76865..9360e94 100644
--- a/mocha-dotnet/src/plugins/Mocha.Plugins.Libraries.McxMini/McxMiniPlugin.cs
+++ b/mocha-dotnet/src/plugins/Mocha.Plugins.Libraries.McxMini/McxMiniPlugin.cs
@@ -184,7 +184,7 @@ public class McxMiniLibraryPlugin : LibraryPlugin
 
     protected override void LoadInternal(string filename, Library library)
     {
-		FileStream fs = File.Open(filename, FileMode.Open);
+		FileStream fs = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read);
 		LoadInternal(fs, library);
     }
 }