diff --git a/.gitignore b/.gitignore
index fdd05da..c47c3a4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -863,4 +863,4 @@ FodyWeavers.xsd
 ### VisualStudio Patch ###
 # Additional files built by Visual Studio
 
-# End of https://www.toptal.com/developers/gitignore/api/windows,linux,macos,visualstudio,visualstudiocode,intellij,intellij+all,rider,angular,dotnetcore,aspnetcore,xamarinstudio
\ No newline at end of file
+# End of https://www.toptal.com/developers/gitignore/api/windows,linux,macos,visualstudio,visualstudiocode,intellij,intellij+all,rider,angular,dotnetcore,aspnetcore,xamarinstudio*.trx
diff --git a/ManagedCode.MimeTypes.Sync/Program.cs b/ManagedCode.MimeTypes.Sync/Program.cs
index b8f6dbc..ff9c74b 100644
--- a/ManagedCode.MimeTypes.Sync/Program.cs
+++ b/ManagedCode.MimeTypes.Sync/Program.cs
@@ -145,7 +145,7 @@ private static Dictionary<string, string> ParseMimeTypesListing(string source, b
                 continue;
             }
 
-            var parts = line.Split(' ', '\t', StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
+            var parts = line.Split(new[] { ' ', '\t' }, StringSplitOptions.RemoveEmptyEntries | StringSplitOptions.TrimEntries);
             if (parts.Length < 2)
             {
                 continue;