diff --git a/src/map/battle.cpp b/src/map/battle.cpp
index 312191fcb1..d356cf4f6b 100644
--- a/src/map/battle.cpp
+++ b/src/map/battle.cpp
@@ -5740,7 +5740,7 @@ static int battle_calc_attack_skill_ratio(struct Damage* wd, struct block_list *
 			RE_LVL_DMOD(100);
 			break;
 		case BO_EXPLOSIVE_POWDER:
-			skillratio += -100 + 400 + 550 * skill_lv;
+			skillratio += -100 + 500 + 650 * skill_lv;
 			skillratio += 5 * sstatus->pow;
 			if (sc && sc->getSCE(SC_RESEARCHREPORT))
 				skillratio += 100 * skill_lv;