diff --git a/src/views/dungeon/battle.vue b/src/views/dungeon/battle.vue
index a2dc158..7609502 100644
--- a/src/views/dungeon/battle.vue
+++ b/src/views/dungeon/battle.vue
@@ -104,7 +104,7 @@ const playerMove = (monsterIdx?, playerIdx?) => {
 const battleWithMonster = (monster) => {
     return new Promise((resolve, reject) => {
         const player = state.playerAttribute.attribute;
-        const battleTime = Math.round(player_battle_time * 100 / (100 + state.rebornAttribute.battleSpeed))
+        const battleTime = Math.ceil(player_battle_time * 100 / (100 + state.rebornAttribute.battleSpeed))
         const getMsg = (i18nName, takeDmg) => {
             return t(i18nName).replace('${lv}', monster.lv).replace('${name}', t('difficulty.' + props.dungeon?.difficulty) + t(monster.type)).replace('${dmg}', takeDmg + '');
         };