diff --git a/libs/public/BedwarsAPI-5.3.3.jar b/libs/public/BedwarsAPI-5.3.3.jar
deleted file mode 100644
index 222b69c..0000000
Binary files a/libs/public/BedwarsAPI-5.3.3.jar and /dev/null differ
diff --git a/libs/public/BedwarsAPI-5.4.5.jar b/libs/public/BedwarsAPI-5.4.5.jar
new file mode 100644
index 0000000..6cbd504
Binary files /dev/null and b/libs/public/BedwarsAPI-5.4.5.jar differ
diff --git a/pom.xml b/pom.xml
index c2b9e68..7991e06 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
     <groupId>me.metallicgoat</groupId>
     <artifactId>MBedwarsTweaks</artifactId>
-    <version>4.1.0</version>
+    <version>4.1.2</version>
 
     <repositories>
         <repository>
@@ -36,11 +36,18 @@
             <version>2.11.3</version>
             <scope>provided</scope>
         </dependency>
+<!--        <dependency>-->
+<!--            <groupId>de.marcely.bedwars</groupId>-->
+<!--            <artifactId>API</artifactId>-->
+<!--            <version>5.4.4</version>-->
+<!--            <scope>provided</scope>-->
+<!--        </dependency>-->
         <dependency>
             <groupId>de.marcely.bedwars</groupId>
             <artifactId>API</artifactId>
-            <version>5.4.4</version>
-            <scope>provided</scope>
+            <version>5.4.5</version>
+            <scope>system</scope>
+            <systemPath>${basedir}/libs/public/BedwarsAPI-5.4.5.jar</systemPath>
         </dependency>
         <dependency>
             <groupId>me.metallicgoat.hotbarmanageraddon</groupId>
@@ -56,13 +63,6 @@
             <scope>system</scope>
             <systemPath>${basedir}/libs/public/PrestigeAddonAPI-1.2.0.jar</systemPath>
         </dependency>
-<!--        <dependency>-->
-<!--            <groupId>de.marcely.bedwars</groupId>-->
-<!--            <artifactId>API</artifactId>-->
-<!--            <version>5.3.3</version>-->
-<!--            <scope>system</scope>-->
-<!--            <systemPath>${basedir}/libs/public/BedwarsAPI-5.3.3.jar</systemPath>-->
-<!--        </dependency>-->
         <dependency>
             <groupId>org.projectlombok</groupId>
             <artifactId>lombok</artifactId>
diff --git a/src/main/java/me/metallicgoat/tweaksaddon/MBedwarsTweaksPlugin.java b/src/main/java/me/metallicgoat/tweaksaddon/MBedwarsTweaksPlugin.java
index e2adcfd..cc426bf 100644
--- a/src/main/java/me/metallicgoat/tweaksaddon/MBedwarsTweaksPlugin.java
+++ b/src/main/java/me/metallicgoat/tweaksaddon/MBedwarsTweaksPlugin.java
@@ -17,8 +17,8 @@
 
 public class MBedwarsTweaksPlugin extends JavaPlugin {
 
-  public static final int MIN_MBEDWARS_API_VER = 100;
-  public static final String MIN_MBEDWARS_VER_NAME = "5.4";
+  public static final int MIN_MBEDWARS_API_VER = 104;
+  public static final String MIN_MBEDWARS_VER_NAME = "5.4.5";
 
   @Getter
   private static MBedwarsTweaksPlugin instance;
diff --git a/src/main/java/me/metallicgoat/tweaksaddon/tweaks/misc/LockTeamChest.java b/src/main/java/me/metallicgoat/tweaksaddon/tweaks/misc/LockTeamChest.java
index cb85f2d..771b31c 100644
--- a/src/main/java/me/metallicgoat/tweaksaddon/tweaks/misc/LockTeamChest.java
+++ b/src/main/java/me/metallicgoat/tweaksaddon/tweaks/misc/LockTeamChest.java
@@ -1,24 +1,42 @@
 package me.metallicgoat.tweaksaddon.tweaks.misc;
 
-import de.marcely.bedwars.api.BedwarsAPI;
 import de.marcely.bedwars.api.arena.Arena;
-import de.marcely.bedwars.api.arena.ArenaStatus;
 import de.marcely.bedwars.api.arena.Team;
+import de.marcely.bedwars.api.event.player.PlayerOpenArenaChestEvent;
 import de.marcely.bedwars.api.message.Message;
 import de.marcely.bedwars.tools.location.XYZYP;
 import me.metallicgoat.tweaksaddon.config.MainConfig;
 import org.bukkit.Location;
-import org.bukkit.Material;
 import org.bukkit.block.Block;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
 import org.bukkit.event.Listener;
-import org.bukkit.event.block.Action;
-import org.bukkit.event.player.PlayerInteractEvent;
 
 public class LockTeamChest implements Listener {
 
-  private static Team getChestTeam(Arena arena, Block chest) {
+  @EventHandler
+  public void playerOpenArenaChest(PlayerOpenArenaChestEvent event) {
+    // Dont mess with TeamChests, handled by MBedwars
+    if (!MainConfig.lock_team_chest_enabled || event.isTeamChest())
+      return;
+
+    final Arena arena = event.getArena();
+    final Player player = event.getPlayer();
+    final Team playerTeam = event.getTeam();
+    final Team chestTeam = getChestTeam(arena, event.getChestBlock());
+
+    if (chestTeam != null && !arena.getPlayersInTeam(chestTeam).isEmpty() && chestTeam != playerTeam) {
+      final String failOpen = Message.build(MainConfig.lock_team_chest_fail_open)
+          .placeholder("team-name", chestTeam.getDisplayName())
+          .placeholder("team", chestTeam.getDisplayName())
+          .done();
+
+      player.sendMessage(failOpen);
+      event.setCancelled(true);
+    }
+  }
+
+  private Team getChestTeam(Arena arena, Block chest) {
     if (arena.getGameWorld() == chest.getWorld()) {
       for (Team team : arena.getEnabledTeams()) {
         final XYZYP spawn = arena.getTeamSpawn(team);
@@ -32,39 +50,7 @@ private static Team getChestTeam(Arena arena, Block chest) {
         }
       }
     }
-    return null;
-  }
-
-  @EventHandler
-  public void onChestOpen(PlayerInteractEvent e) {
-    if (!MainConfig.lock_team_chest_enabled)
-      return;
-
-    final Player player = e.getPlayer();
-    final Arena arena = BedwarsAPI.getGameAPI().getArenaByPlayer(player);
-    final Block block = e.getClickedBlock();
-
-    // Check if player is opening chest in an arena
-    if (arena == null ||
-        arena.getStatus() != ArenaStatus.RUNNING ||
-        block == null ||
-        e.getAction() != Action.RIGHT_CLICK_BLOCK)
-      return;
-
-    if (block.getType() == Material.CHEST) {
-      final Team playerTeam = arena.getPlayerTeam(player);
-      final Team chestTeam = getChestTeam(arena, block);
 
-      if (chestTeam != null && !arena.getPlayersInTeam(chestTeam).isEmpty() && chestTeam != playerTeam) {
-
-        final String failOpen = Message.build(MainConfig.lock_team_chest_fail_open)
-            .placeholder("team-name", chestTeam.getDisplayName())
-            .placeholder("team", chestTeam.getDisplayName())
-            .done();
-
-        player.sendMessage(failOpen);
-        e.setCancelled(true);
-      }
-    }
+    return null;
   }
 }
diff --git a/src/main/resources/plugin.yml b/src/main/resources/plugin.yml
index a296d68..1b5475b 100644
--- a/src/main/resources/plugin.yml
+++ b/src/main/resources/plugin.yml
@@ -1,5 +1,5 @@
 name: MBedwarsTweaks
-version: 4.1.0
+version: 4.1.2
 author: MetallicGoat
 main: me.metallicgoat.tweaksaddon.MBedwarsTweaksPlugin
 description: Adds some extra customizability to MBedwars