diff --git a/src/ui/battle-info.ts b/src/ui/battle-info.ts
index 3cb751ce68b..839f0d62819 100644
--- a/src/ui/battle-info.ts
+++ b/src/ui/battle-info.ts
@@ -727,6 +727,8 @@ export default class BattleInfo extends Phaser.GameObjects.Container {
           },
           onComplete: () => {
             updateHpFrame();
+            // If, after tweening, the hp is different from the original (due to rounding), force the hp number display
+            // to update to the correct value.
             if (this.player && this.lastHp !== pokemon.hp) {
               this.setHpNumbers(pokemon.hp, pokemon.getMaxHp());
               this.lastHp = pokemon.hp;