diff --git a/PKHeX.Core/Editing/Showdown/ShowdownSet.cs b/PKHeX.Core/Editing/Showdown/ShowdownSet.cs
index 7682cfeeb..62a3ea4fb 100644
--- a/PKHeX.Core/Editing/Showdown/ShowdownSet.cs
+++ b/PKHeX.Core/Editing/Showdown/ShowdownSet.cs
@@ -268,7 +268,7 @@ namespace PKHeX.Core
                 specForm = specForm.Replace("♀", "-F");
 
             string result = GetSpeciesNickname(specForm);
-            if (Gender != -1)
+            if (Gender is 0 or 1) // omit genderless or nonspecific
                 result += $" ({genders[Gender]})";
             if (HeldItem > 0)
             {