diff --git a/PKHeX.Core/PKM/Util/ItemConverter.cs b/PKHeX.Core/PKM/Util/ItemConverter.cs
index 347c3b20c..2c3bcc78a 100644
--- a/PKHeX.Core/PKM/Util/ItemConverter.cs
+++ b/PKHeX.Core/PKM/Util/ItemConverter.cs
@@ -215,7 +215,7 @@ internal static bool IsItemHM(ushort item, int generation)
             switch (generation)
             {
                 case 1:
-                    return 196 >= item && item <= 200; // HMs
+                    return 196 <= item && item <= 200; // HMs
                 case 2:
                     return item >= 243; // HMs
                 case 3: