diff --git a/src/battle-scene.ts b/src/battle-scene.ts
index 659aa715e06..9acb74b7f33 100644
--- a/src/battle-scene.ts
+++ b/src/battle-scene.ts
@@ -1224,7 +1224,7 @@ export default class BattleScene extends Phaser.Scene {
 			}
 		} else
 			return;
-		if (inputSuccess && this.enableVibration)
+		if (inputSuccess && this.enableVibration && typeof navigator.vibrate !== 'undefined')
 			navigator.vibrate(vibrationLength || 10);
 		this.blockInput = true;
 		this.time.delayedCall(Utils.fixedInt(250), () => this.blockInput = false);
diff --git a/src/modifier/modifier-type.ts b/src/modifier/modifier-type.ts
index 5bfc4a823a8..048cf611409 100644
--- a/src/modifier/modifier-type.ts
+++ b/src/modifier/modifier-type.ts
@@ -986,7 +986,7 @@ const modifierPool = {
     new WeightedModifierType(modifierTypes.EXP_BALANCE, 1),
     new WeightedModifierType(modifierTypes.FORM_CHANGE_ITEM, 1),
     new WeightedModifierType(modifierTypes.REVERSE_DNA_SPLICERS, (party: Pokemon[]) => party[0].scene.gameMode !== GameMode.SPLICED_ENDLESS && party.filter(p => p.fusionSpecies).length ? 3 : 0),
-    new WeightedModifierType(modifierTypes.VOUCHER, 1),
+    new WeightedModifierType(modifierTypes.VOUCHER, 3),
   ].map(m => { m.setTier(ModifierTier.ULTRA); return m; }),
   [ModifierTier.MASTER]: [
     new WeightedModifierType(modifierTypes.MASTER_BALL, 32),