diff --git a/L2J_Mobius_Essence_4.0_DwellingOfSpirits/dist/game/data/stats/skills/45400-45499.xml b/L2J_Mobius_Essence_4.0_DwellingOfSpirits/dist/game/data/stats/skills/45400-45499.xml
index cba087465d..a4b2f2123f 100644
--- a/L2J_Mobius_Essence_4.0_DwellingOfSpirits/dist/game/data/stats/skills/45400-45499.xml
+++ b/L2J_Mobius_Essence_4.0_DwellingOfSpirits/dist/game/data/stats/skills/45400-45499.xml
@@ -239,7 +239,7 @@
 			</effect>
 			<effect name="SkillMasteryRate">
 				<amount>50</amount>
-				<mode>DIFF</mode>
+				<mode>PER</mode>
 			</effect>
 			<effect name="SkillCriticalDamage">
 				<amount>50</amount>
diff --git a/L2J_Mobius_Essence_5.0_Sylph/dist/game/data/stats/skills/45400-45499.xml b/L2J_Mobius_Essence_5.0_Sylph/dist/game/data/stats/skills/45400-45499.xml
index 07160e9770..cd42c0a2ae 100644
--- a/L2J_Mobius_Essence_5.0_Sylph/dist/game/data/stats/skills/45400-45499.xml
+++ b/L2J_Mobius_Essence_5.0_Sylph/dist/game/data/stats/skills/45400-45499.xml
@@ -460,7 +460,7 @@
 			</effect>
 			<effect name="SkillMasteryRate">
 				<amount>50</amount>
-				<mode>DIFF</mode>
+				<mode>PER</mode>
 			</effect>
 			<effect name="SkillCriticalDamage">
 				<amount>50</amount>