diff --git a/Src/CSharpier.Cli/Options/CaseInsensitiveEnumConverter.cs b/Src/CSharpier.Cli/Options/CaseInsensitiveEnumConverter.cs
index 8cdeeb386..2968d3ab4 100644
--- a/Src/CSharpier.Cli/Options/CaseInsensitiveEnumConverter.cs
+++ b/Src/CSharpier.Cli/Options/CaseInsensitiveEnumConverter.cs
@@ -20,7 +20,7 @@ JsonSerializerOptions options
         }
 
         var enumText = reader.GetString();
-        if (Enum.TryParse(enumText, true, out TEnum result))
+        if (Enum.TryParse(enumText, ignoreCase: true, out TEnum result))
         {
             return result;
         }