diff --git a/src/data/trainer-config.ts b/src/data/trainer-config.ts
index 21ba3a9890f..82593a4e08b 100644
--- a/src/data/trainer-config.ts
+++ b/src/data/trainer-config.ts
@@ -2067,7 +2067,7 @@ export const trainerConfigs: TrainerConfigs = {
       p.setBoss(true, 2);
       p.generateAndPopulateMoveset();
       p.pokeball = PokeballType.ULTRA_BALL;
-      p.formIndex = Utils.randSeedInt(5, 1); // Shock, Burn, Chill, or Douse Drive
+      p.formIndex = Utils.randSeedInt(4, 1); // Shock, Burn, Chill, or Douse Drive
     }))
     .setPartyMemberFunc(1, getRandomPartyMemberFunc([ Species.BASCULEGION, Species.JELLICENT ], TrainerSlot.TRAINER, true, p => {
       p.generateAndPopulateMoveset();