diff --git a/PKHeX.Core/Legality/Encounters/Data/EncounterServerDate.cs b/PKHeX.Core/Legality/Encounters/Data/EncounterServerDate.cs
index 602b4220d..49c66e74f 100644
--- a/PKHeX.Core/Legality/Encounters/Data/EncounterServerDate.cs
+++ b/PKHeX.Core/Legality/Encounters/Data/EncounterServerDate.cs
@@ -75,7 +75,7 @@ private static bool IsValidDate(DateTime obtained, (DateTime Start, DateTime End
     public static readonly Dictionary<int, (DateTime Start, DateTime End)> WA8Gifts = new()
     {
         {0138, (new(2022, 01, 27), new(2022, 11, 01))}, // Poké Center Happiny
-        {0301, (new(2022, 02, 12), new(2022, 02, 24))}, // プロポチャ Piplup
+        {0301, (new(2022, 02, 04), new(2022, 02, 24))}, // プロポチャ Piplup
         {0801, (new(2022, 02, 25), new(2022, 06, 01))}, // Teresa Roca Hisuian Growlithe
     };
 }