diff --git a/src/main/kotlin/one/oktw/galaxy/proxy/Main.kt b/src/main/kotlin/one/oktw/galaxy/proxy/Main.kt
index 2d6b869..a0be7fa 100644
--- a/src/main/kotlin/one/oktw/galaxy/proxy/Main.kt
+++ b/src/main/kotlin/one/oktw/galaxy/proxy/Main.kt
@@ -2,6 +2,7 @@ package one.oktw.galaxy.proxy
 
 import com.google.inject.Inject
 import com.velocitypowered.api.event.Subscribe
+import com.velocitypowered.api.event.connection.DisconnectEvent
 import com.velocitypowered.api.event.player.KickedFromServerEvent
 import com.velocitypowered.api.event.player.ServerPostConnectEvent
 import com.velocitypowered.api.event.player.ServerPreConnectEvent
@@ -53,6 +54,7 @@ class Main : CoroutineScope by CoroutineScope(Dispatchers.Default + SupervisorJo
         private set
     lateinit var manager: Manager
         private set
+    lateinit var resourcePackHelper: ResourcePackHelper
 
     @Inject
     fun init(proxy: ProxyServer, logger: Logger) {
@@ -63,6 +65,7 @@ class Main : CoroutineScope by CoroutineScope(Dispatchers.Default + SupervisorJo
             this.config = ConfigManager()
             this.kubernetesClient = KubernetesClient()
             this.redisClient = RedisClient()
+            this.resourcePackHelper = ResourcePackHelper()
 
             manager = Manager(config.redisConfig.URI, config.redisConfig.PubSubPrefix)
             manager.subscribe(MESSAGE_TOPIC)
@@ -113,14 +116,20 @@ class Main : CoroutineScope by CoroutineScope(Dispatchers.Default + SupervisorJo
                 it.result = ServerPreConnectEvent.ServerResult.allowed(lobby)
             }
 
+            // Remove player on disconnect
+            proxy.eventManager.register(this, DisconnectEvent::class.java) {
+                this.resourcePackHelper.removePlayer(it.player)
+            }
+
+            // Update resourcepacks
             @Suppress("UnstableApiUsage") proxy.eventManager.register(this, ServerPostConnectEvent::class.java) {
                 // TODO: Get Galaxy Type
                 if (it.player.currentServer.get().serverInfo.name == "galaxy-lobby") {
-                    ResourcePackHelper.updatePlayerResourcePacks(it.player, "lobby")
+                    this.resourcePackHelper.updatePlayerResourcePacks(it.player, "lobby")
                 } else {
                     if (it.previousServer?.serverInfo?.name != "galaxy-lobby") return@register
 
-                    ResourcePackHelper.updatePlayerResourcePacks(it.player, "normal_galaxy")
+                    this.resourcePackHelper.updatePlayerResourcePacks(it.player, "normal_galaxy")
                 }
             }
 
diff --git a/src/main/kotlin/one/oktw/galaxy/proxy/resourcepack/ResourcePackHelper.kt b/src/main/kotlin/one/oktw/galaxy/proxy/resourcepack/ResourcePackHelper.kt
index ad298c5..e6e2212 100644
--- a/src/main/kotlin/one/oktw/galaxy/proxy/resourcepack/ResourcePackHelper.kt
+++ b/src/main/kotlin/one/oktw/galaxy/proxy/resourcepack/ResourcePackHelper.kt
@@ -6,25 +6,30 @@ import one.oktw.galaxy.proxy.Main.Companion.main
 import kotlin.math.max
 
 class ResourcePackHelper {
-    companion object {
-        fun updatePlayerResourcePacks(player: Player, galaxy: String) {
-            val targetResourcePacks = main.config.galaxies[galaxy]?.ResourcePacks?.distinct()?.mapNotNull { main.config.resourcePacks[it]?.packInfo() } ?: return
-            val appliedResourcePacks = player.appliedResourcePacks.toList().filterNotNull()
+    private val appliedPacks: MutableMap<Player, List<ResourcePackInfo>> = mutableMapOf()
 
-            var skipFurtherCheck = false
-            val packsToQueue = mutableListOf<ResourcePackInfo>()
-            val packsToRemove = mutableListOf<ResourcePackInfo>()
+    fun updatePlayerResourcePacks(player: Player, galaxy: String) {
+        val targetResourcePacks = main.config.galaxies[galaxy]?.ResourcePacks?.distinct()?.mapNotNull { main.config.resourcePacks[it]?.packInfo() } ?: return
+        val appliedResourcePacks = this.appliedPacks.getOrPut(player) { listOf() }
 
-            for (index in 0..max(targetResourcePacks.size, appliedResourcePacks.size)) {
-                if (targetResourcePacks.getOrNull(index)?.hash.contentEquals(appliedResourcePacks.getOrNull(index)?.hash) && !skipFurtherCheck) continue
+        var skipFurtherCheck = false
+        val packsToQueue = mutableListOf<ResourcePackInfo>()
+        val packsToRemove = mutableListOf<ResourcePackInfo>()
 
-                skipFurtherCheck = true
-                if (index < appliedResourcePacks.size) packsToRemove.add(appliedResourcePacks[index])
-                if (index < targetResourcePacks.size) packsToQueue.add(targetResourcePacks[index])
-            }
+        for (index in 0..max(targetResourcePacks.size, appliedResourcePacks.size)) {
+            if (targetResourcePacks.getOrNull(index)?.id == appliedResourcePacks.getOrNull(index)?.id && !skipFurtherCheck) continue
 
-            packsToRemove.forEach { pack -> player.removeResourcePacks(pack) }
-            packsToQueue.forEach { pack -> player.sendResourcePacks(pack) }
+            skipFurtherCheck = true
+            if (index < appliedResourcePacks.size) packsToRemove.add(appliedResourcePacks[index])
+            if (index < targetResourcePacks.size) packsToQueue.add(targetResourcePacks[index])
         }
+
+        packsToRemove.forEach { pack -> player.removeResourcePacks(pack) }
+        packsToQueue.forEach { pack -> player.sendResourcePacks(pack) }
+        appliedPacks[player] = targetResourcePacks.toList()
+    }
+
+    fun removePlayer(player: Player) {
+        appliedPacks.remove(player)
     }
 }