diff --git a/PKHeX/PKM/PKMConverter.cs b/PKHeX/PKM/PKMConverter.cs
index bd3e14b73..7ab96784a 100644
--- a/PKHeX/PKM/PKMConverter.cs
+++ b/PKHeX/PKM/PKMConverter.cs
@@ -33,13 +33,9 @@ public static int getPKMDataFormat(byte[] data)
             {
                 case PKX.SIZE_1JLIST:
                 case PKX.SIZE_1ULIST:
-                case PKX.SIZE_1PARTY:
-                case PKX.SIZE_1STORED:
                     return 1;
                 case PKX.SIZE_2ULIST:
                 case PKX.SIZE_2JLIST:
-                case PKX.SIZE_2PARTY:
-                case PKX.SIZE_2STORED:
                     return 2;
                 case PKX.SIZE_3PARTY:
                 case PKX.SIZE_3STORED:
diff --git a/PKHeX/PKM/PKX.cs b/PKHeX/PKM/PKX.cs
index 1c9a62d9f..73c066406 100644
--- a/PKHeX/PKM/PKX.cs
+++ b/PKHeX/PKM/PKX.cs
@@ -45,8 +45,8 @@ public static bool getIsPKM(long len)
         {
             return new[]
             {
-                SIZE_1JLIST, SIZE_1ULIST, SIZE_1PARTY, SIZE_1STORED,
-                SIZE_2ULIST, SIZE_2JLIST, SIZE_2PARTY, SIZE_2STORED,
+                SIZE_1JLIST, SIZE_1ULIST,
+                SIZE_2ULIST, SIZE_2JLIST,
                 SIZE_3STORED, SIZE_3PARTY,
                 SIZE_4STORED, SIZE_4PARTY,
                 SIZE_5PARTY,