diff --git a/src/game/src/party.cpp b/src/game/src/party.cpp
index 5dc545a..063c809 100644
--- a/src/game/src/party.cpp
+++ b/src/game/src/party.cpp
@@ -1356,7 +1356,7 @@ void CParty::Update()
 	bool bLongTimeExpBonusChanged = false;
 
 	// 파티 결성 후 충분한 시간이 지나면 경험치 보너스를 받는다.
-	if (!m_iLongTimeExpBonus && (get_dword_time() - m_dwPartyStartTime > PARTY_ENOUGH_MINUTE_FOR_EXP_BONUS * 60 * 1000 / 1))
+	if (!m_iLongTimeExpBonus && (get_dword_time() - m_dwPartyStartTime > PARTY_ENOUGH_MINUTE_FOR_EXP_BONUS * 60 * 1000))
 	{
 		bLongTimeExpBonusChanged = true;
 		m_iLongTimeExpBonus = 5;