diff --git a/src/field/pokemon.ts b/src/field/pokemon.ts
index b31cdae9b1c..b76717d7d44 100644
--- a/src/field/pokemon.ts
+++ b/src/field/pokemon.ts
@@ -3112,7 +3112,7 @@ export class PlayerPokemon extends Pokemon {
       fusionStarterSpeciesId ? this.scene.gameData.starterData[fusionStarterSpeciesId] : null
     ].filter(d => d);
     const amount = new Utils.IntegerHolder(friendship);
-    const starterAmount = new Utils.IntegerHolder(Math.floor(friendship * (this.scene.gameMode.isClassic ? 2 : 1) / (fusionStarterSpeciesId ? 2 : 1)));
+    const starterAmount = new Utils.IntegerHolder(Math.floor(friendship * (this.scene.gameMode.isClassic && friendship > 0 ? 2 : 1) / (fusionStarterSpeciesId ? 2 : 1)));
     if (amount.value > 0) {
       this.scene.applyModifier(PokemonFriendshipBoosterModifier, true, this, amount);
       this.scene.applyModifier(PokemonFriendshipBoosterModifier, true, this, starterAmount);