diff --git a/PKHeX/Legality/Checks.cs b/PKHeX/Legality/Checks.cs
index 2cd124cdc..abaa71c07 100644
--- a/PKHeX/Legality/Checks.cs
+++ b/PKHeX/Legality/Checks.cs
@@ -1849,7 +1849,7 @@ private void verifyForm()
                         AddLine(Severity.Invalid, V311, CheckIdentifier.Form);
                         return;
                     }
-                    else if (!Legal.CheckVivillonPatten(pkm.AltForm,pkm.Country,pkm.Region))
+                    else if (!Legal.CheckVivillonPattern(pkm.AltForm,pkm.Country,pkm.Region))
                     {
                         AddLine(Severity.Invalid, V312, CheckIdentifier.Form);
                     }
@@ -1864,7 +1864,7 @@ private void verifyForm()
 
                         return;
                     }
-                    else if (!Legal.CheckVivillonPatten(pkm.AltForm, pkm.Country, pkm.Region))
+                    else if (!Legal.CheckVivillonPattern(pkm.AltForm, pkm.Country, pkm.Region))
                     {
                         AddLine(Severity.Invalid, V312, CheckIdentifier.Form);
                     }
diff --git a/PKHeX/Legality/VivillonTables.cs b/PKHeX/Legality/VivillonTables.cs
index 41c6081ac..72737fa31 100644
--- a/PKHeX/Legality/VivillonTables.cs
+++ b/PKHeX/Legality/VivillonTables.cs
@@ -260,7 +260,7 @@ private class FormSubregionTable
             },
         };
 
-        public static bool CheckVivillonPatten(int form, int pkmcountry, int pkmregion)
+        public static bool CheckVivillonPattern(int form, int pkmcountry, int pkmregion)
         {
             if (VivillonCountryTable[form].Contains(pkmcountry))
             {