diff --git a/src/world/Actor/BNpc.cpp b/src/world/Actor/BNpc.cpp
index 36c07766..ddb3f54b 100644
--- a/src/world/Actor/BNpc.cpp
+++ b/src/world/Actor/BNpc.cpp
@@ -699,8 +699,8 @@ void Sapphire::Entity::BNpc::autoAttack( CharaPtr pTarget )
     Common::EffectEntry effectEntry{};
     effectEntry.value = static_cast< int16_t >( damage.first );
     effectEntry.effectType = ActionEffectType::Damage;
-    effectEntry.hitSeverity = damage.second;
-    effectEntry.param = 0x71;
+    effectEntry.param0 = static_cast< uint8_t >( damage.second );
+    effectEntry.param2 = 0x71;
     effectPacket->addEffect( effectEntry );
 
     sendToInRangeSet( effectPacket );
diff --git a/src/world/Actor/Player.cpp b/src/world/Actor/Player.cpp
index d23172bc..39e64585 100644
--- a/src/world/Actor/Player.cpp
+++ b/src/world/Actor/Player.cpp
@@ -1587,8 +1587,8 @@ void Sapphire::Entity::Player::autoAttack( CharaPtr pTarget )
     Common::EffectEntry entry{};
     entry.value = damage.first;
     entry.effectType = Common::ActionEffectType::Damage;
-    entry.hitSeverity = damage.second;
-    entry.param = 0x72;
+    entry.param0 = static_cast< uint8_t >( damage.second );
+    entry.param2 = 0x72;
 
     effectPacket->addEffect( entry );
 
@@ -1602,8 +1602,8 @@ void Sapphire::Entity::Player::autoAttack( CharaPtr pTarget )
     Common::EffectEntry entry{};
     entry.value = damage.first;
     entry.effectType = Common::ActionEffectType::Damage;
-    entry.hitSeverity = damage.second;
-    entry.param = 0x73;
+    entry.param0 = static_cast< uint8_t >( damage.second );
+    entry.param2 = 0x73;
 
     effectPacket->addEffect( entry );