diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/AttackStylesPlugin.java b/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/AttackStylesPlugin.java
index 37e3323c5e..42bb0de5a9 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/AttackStylesPlugin.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/AttackStylesPlugin.java
@@ -35,8 +35,8 @@ import javax.inject.Inject;
 import lombok.extern.slf4j.Slf4j;
 import net.runelite.api.Client;
 import net.runelite.api.GameState;
-import net.runelite.api.VarPlayer;
 import net.runelite.api.Skill;
+import net.runelite.api.VarPlayer;
 import net.runelite.api.Varbits;
 import net.runelite.api.events.ConfigChanged;
 import net.runelite.api.events.GameStateChanged;
@@ -46,6 +46,7 @@ import net.runelite.api.widgets.Widget;
 import static net.runelite.api.widgets.WidgetID.COMBAT_GROUP_ID;
 import net.runelite.api.widgets.WidgetInfo;
 import static net.runelite.api.widgets.WidgetInfo.TO_GROUP;
+import net.runelite.client.callback.ClientThread;
 import net.runelite.client.config.ConfigManager;
 import net.runelite.client.plugins.Plugin;
 import net.runelite.client.plugins.PluginDescriptor;
@@ -71,6 +72,9 @@ public class AttackStylesPlugin extends Plugin
 	@Inject
 	private Client client;
 
+	@Inject
+	private ClientThread clientThread;
+
 	@Inject
 	private AttackStylesConfig config;
 
@@ -93,20 +97,28 @@ public class AttackStylesPlugin extends Plugin
 
 		if (client.getGameState() == GameState.LOGGED_IN)
 		{
-			updateWarnedSkills(config.warnForAttack(), Skill.ATTACK);
-			updateWarnedSkills(config.warnForStrength(), Skill.STRENGTH);
-			updateWarnedSkills(config.warnForDefence(), Skill.DEFENCE);
-			updateWarnedSkills(config.warnForRanged(), Skill.RANGED);
-			updateWarnedSkills(config.warnForMagic(), Skill.MAGIC);
-			updateAttackStyle(
-				client.getVar(Varbits.EQUIPPED_WEAPON_TYPE),
-				client.getVar(VarPlayer.ATTACK_STYLE),
-				client.getVar(Varbits.DEFENSIVE_CASTING_MODE));
-			updateWarning(false);
-			processWidgets();
+			clientThread.invokeLater(this::start);
 		}
 	}
 
+	private void start()
+	{
+		updateWarnedSkills(config.warnForAttack(), Skill.ATTACK);
+		updateWarnedSkills(config.warnForStrength(), Skill.STRENGTH);
+		updateWarnedSkills(config.warnForDefence(), Skill.DEFENCE);
+		updateWarnedSkills(config.warnForRanged(), Skill.RANGED);
+		updateWarnedSkills(config.warnForMagic(), Skill.MAGIC);
+		attackStyleVarbit = client.getVar(VarPlayer.ATTACK_STYLE);
+		equippedWeaponTypeVarbit = client.getVar(Varbits.EQUIPPED_WEAPON_TYPE);
+		castingModeVarbit = client.getVar(Varbits.DEFENSIVE_CASTING_MODE);
+		updateAttackStyle(
+			equippedWeaponTypeVarbit,
+			attackStyleVarbit,
+			castingModeVarbit);
+		updateWarning(false);
+		processWidgets();
+	}
+
 	@Override
 	protected void shutDown()
 	{
@@ -133,11 +145,6 @@ public class AttackStylesPlugin extends Plugin
 			return;
 		}
 
-		if (widgetsToHide == null)
-		{
-			return;
-		}
-
 		processWidgets();
 	}
 
@@ -301,13 +308,14 @@ public class AttackStylesPlugin extends Plugin
 		// Iterate over attack styles
 		for (int i = 0; i < attackStyles.length; i++)
 		{
-			if (attackStyles[i] == null)
+			AttackStyle attackStyle = attackStyles[i];
+			if (attackStyle == null)
 			{
 				continue;
 			}
 
 			boolean warnedSkill = false;
-			for (Skill skill : attackStyles[i].getSkills())
+			for (Skill skill : attackStyle.getSkills())
 			{
 				if (warnedSkills.contains(skill))
 				{
@@ -317,12 +325,12 @@ public class AttackStylesPlugin extends Plugin
 			}
 
 			// Magic staves defensive casting mode
-			if (equippedWeaponType == WeaponType.TYPE_18)
+			if (attackStyle == AttackStyle.DEFENSIVE_CASTING || !enabled)
 			{
-				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_BOX, enabled && (warnedSkills.contains(Skill.DEFENCE) || warnedSkill));
-				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_ICON, enabled && (warnedSkills.contains(Skill.DEFENCE) || warnedSkill));
-				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_SHIELD, enabled && (warnedSkills.contains(Skill.DEFENCE) || warnedSkill));
-				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_TEXT, enabled && (warnedSkills.contains(Skill.DEFENCE) || warnedSkill));
+				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_BOX, enabled && warnedSkill);
+				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_ICON, enabled && warnedSkill);
+				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_SHIELD, enabled && warnedSkill);
+				widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_DEFENSIVE_SPELL_TEXT, enabled && warnedSkill);
 			}
 
 			// Remove appropriate combat option
@@ -344,7 +352,7 @@ public class AttackStylesPlugin extends Plugin
 					widgetsToHide.put(equippedWeaponType, WidgetInfo.COMBAT_SPELLS, enabled && warnedSkill);
 					break;
 				default:
-					log.warn("Unreachable default case for equipped weapon type attack styles");
+					// 5 can be defensive casting
 			}
 		}
 	}
diff --git a/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/WeaponType.java b/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/WeaponType.java
index 19369104f3..d74742fca8 100644
--- a/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/WeaponType.java
+++ b/runelite-client/src/main/java/net/runelite/client/plugins/attackstyles/WeaponType.java
@@ -48,10 +48,10 @@ public enum WeaponType
 	TYPE_15(CONTROLLED, CONTROLLED, CONTROLLED, DEFENSIVE),
 	TYPE_16(ACCURATE, AGGRESSIVE, CONTROLLED, DEFENSIVE),
 	TYPE_17(ACCURATE, AGGRESSIVE, AGGRESSIVE, DEFENSIVE),
-	TYPE_18(ACCURATE, AGGRESSIVE, null, DEFENSIVE, CASTING),
+	TYPE_18(ACCURATE, AGGRESSIVE, null, DEFENSIVE, CASTING, DEFENSIVE_CASTING),
 	TYPE_19(RANGING, RANGING, null, LONGRANGE),
 	TYPE_20(ACCURATE, CONTROLLED, null, DEFENSIVE),
-	TYPE_21(ACCURATE, AGGRESSIVE, null, DEFENSIVE),
+	TYPE_21(ACCURATE, AGGRESSIVE, null, DEFENSIVE, CASTING, DEFENSIVE_CASTING),
 	TYPE_22(ACCURATE, AGGRESSIVE, AGGRESSIVE, DEFENSIVE),
 	TYPE_23(CASTING, CASTING, null, DEFENSIVE_CASTING),
 	TYPE_24(ACCURATE, AGGRESSIVE, CONTROLLED, DEFENSIVE),