diff --git a/plugin.yml b/plugin.yml
index ebe622e..8274ac4 100644
--- a/plugin.yml
+++ b/plugin.yml
@@ -1,7 +1,7 @@
 name: SimpleLay
 main: brokiem\simplelay\SimpleLay
-version: 3.0.2
-api: [ 4.0.0 ]
+version: 4.0.0
+api: [ 5.3.0 ]
 author: brokiem
 
 commands:
diff --git a/src/brokiem/simplelay/EventListener.php b/src/brokiem/simplelay/EventListener.php
index dad84f6..5cb507a 100644
--- a/src/brokiem/simplelay/EventListener.php
+++ b/src/brokiem/simplelay/EventListener.php
@@ -43,6 +43,7 @@
 use pocketmine\event\player\PlayerQuitEvent;
 use pocketmine\event\player\PlayerToggleSneakEvent;
 use pocketmine\event\server\DataPacketReceiveEvent;
+use pocketmine\network\mcpe\NetworkBroadcastUtils;
 use pocketmine\network\mcpe\protocol\AnimatePacket;
 use pocketmine\network\mcpe\protocol\InteractPacket;
 use pocketmine\player\Player;
@@ -84,9 +85,9 @@ public function onInteract(PlayerInteractEvent $event): void {
         $block = $event->getBlock();
 
         if (!$this->plugin->isToggleSit($player) && $this->getConfig()->get("enable-tap-to-sit", true)) {
-            if ($block instanceof Slab and $block->getMeta() < 6 and $this->getConfig()->getNested("enabled-block-tap.slab", true)) {
+            if ($block instanceof Slab and $this->getConfig()->getNested("enabled-block-tap.slab", true)) {
                 $this->plugin->sit($player, $block);
-            } elseif ($block instanceof Stair and $block->getMeta() < 4 and $this->getConfig()->getNested("enabled-block-tap.stair", true)) {
+            } elseif ($block instanceof Stair and $this->getConfig()->getNested("enabled-block-tap.stair", true)) {
                 $this->plugin->sit($player, $block);
             }
         }
@@ -114,22 +115,6 @@ public function onPlayerQuit(PlayerQuitEvent $event): void {
         }
     }
 
-    /*public function onLevelChange(EntityLevelChangeEvent $event): void
-    {
-        $entity = $event->getEntity();
-
-        if ($entity instanceof Player) {
-            if ($this->plugin->isLaying($entity)) {
-                $this->plugin->unsetLay($entity);
-            } elseif ($this->plugin->isSitting($entity)) {
-                $this->plugin->unsetSit($entity);
-            }
-        }
-    }
-
-    What is this?
-    */
-
     public function onTeleport(EntityTeleportEvent $event): void {
         $entity = $event->getEntity();
 
@@ -225,7 +210,7 @@ public function onDataPacketReceive(DataPacketReceiveEvent $event): void {
 
             if ($entity instanceof LayingEntity) {
                 $pk = AnimatePacket::create($entity->getId(), $packet->action);
-                $this->plugin->getServer()->broadcastPackets($entity->getViewers(), [$pk]);
+                NetworkBroadcastUtils::broadcastPackets($entity->getViewers(), [$pk]);
             }
         }
     }
diff --git a/src/brokiem/simplelay/SimpleLay.php b/src/brokiem/simplelay/SimpleLay.php
index 4df28d6..9b983b0 100644
--- a/src/brokiem/simplelay/SimpleLay.php
+++ b/src/brokiem/simplelay/SimpleLay.php
@@ -44,6 +44,7 @@
 use pocketmine\nbt\tag\DoubleTag;
 use pocketmine\nbt\tag\FloatTag;
 use pocketmine\nbt\tag\ListTag;
+use pocketmine\network\mcpe\NetworkBroadcastUtils;
 use pocketmine\network\mcpe\protocol\AddActorPacket;
 use pocketmine\network\mcpe\protocol\MoveActorAbsolutePacket;
 use pocketmine\network\mcpe\protocol\RemoveActorPacket;
@@ -165,7 +166,7 @@ public function unsetLay(Player $player): void {
         $entity = $this->layData[strtolower($player->getName())]["entity"];
 
         $player->setInvisible(false);
-        $player->setImmobile(false);
+        $player->setNoClientPredictions(false);
         $player->setScale(1);
 
         $player->sendMessage(TextFormat::colorize($this->getConfig()->get("no-longer-lay-message", "&6You are no longer laying!")));
@@ -213,7 +214,7 @@ public function setLay(Player $player): void {
         ];
 
         $player->setInvisible();
-        $player->setImmobile();
+        $player->setNoClientPredictions();
         $player->setScale(0.01);
 
         $player->sendMessage(TextFormat::colorize($this->getConfig()->get("lay-message", "&6You are now laying!")));
@@ -229,14 +230,14 @@ public function unsetSit(Player $player): void {
         $pk1->actorUniqueId = $this->sittingData[strtolower($player->getName())]['eid'];
 
         $pk = new SetActorLinkPacket();
-        $pk->link = new EntityLink($this->sittingData[strtolower($player->getName())]['eid'], $player->getId(), EntityLink::TYPE_REMOVE, true, true);
+        $pk->link = new EntityLink($this->sittingData[strtolower($player->getName())]['eid'], $player->getId(), EntityLink::TYPE_REMOVE, true, true, 0.0);
 
         unset($this->sittingData[strtolower($player->getName())]);
 
         $player->getNetworkProperties()->setGenericFlag(EntityMetadataFlags::RIDING, false);
         $player->sendMessage(TextFormat::colorize($this->getConfig()->get("no-longer-sit-message", "&6You are no longer sitting!")));
 
-        $this->getServer()->broadcastPackets($this->getServer()->getOnlinePlayers(), [$pk1, $pk]);
+        NetworkBroadcastUtils::broadcastPackets($this->getServer()->getOnlinePlayers(), [$pk1, $pk]);
     }
 
     /**
@@ -309,10 +310,10 @@ public function setSit(Player $player, array $viewers, Position $pos, ?int $eid
         $pk->syncedProperties = new PropertySyncData([], []);
 
         $link = new SetActorLinkPacket();
-        $link->link = new EntityLink($eid, $player->getId(), EntityLink::TYPE_RIDER, true, true);
+        $link->link = new EntityLink($eid, $player->getId(), EntityLink::TYPE_RIDER, true, true, 0.0);
         $player->getNetworkProperties()->setGenericFlag(EntityMetadataFlags::RIDING, true);
 
-        $this->getServer()->broadcastPackets($viewers, [$pk, $link]);
+        NetworkBroadcastUtils::broadcastPackets($viewers, [$pk, $link]);
 
         if ($this->isSitting($player)) {
             return;
@@ -348,7 +349,7 @@ public function optimizeRotation(Player $player): void {
         $pk->yaw = $player->getLocation()->getYaw();
         $pk->headYaw = $player->getLocation()->getYaw();
 
-        $this->getServer()->broadcastPackets($this->getServer()->getOnlinePlayers(), [$pk]);
+        NetworkBroadcastUtils::broadcastPackets($this->getServer()->getOnlinePlayers(), [$pk]);
     }
 
     public function onDisable(): void {