diff --git a/src/pocketmine/network/mcpe/protocol/CommandStepPacket.php b/src/pocketmine/network/mcpe/protocol/CommandStepPacket.php
index f9dcc3df2..a7a3acc9b 100644
--- a/src/pocketmine/network/mcpe/protocol/CommandStepPacket.php
+++ b/src/pocketmine/network/mcpe/protocol/CommandStepPacket.php
@@ -42,7 +42,7 @@ class CommandStepPacket extends DataPacket{
 		$this->overload = $this->getString();
 		$this->uvarint1 = $this->getUnsignedVarInt();
 		$this->currentStep = $this->getUnsignedVarInt();
-		$this->done = (bool) $this->getByte();
+		$this->done = $this->getBool();
 		$this->clientId = $this->getUnsignedVarLong();
 		$this->inputJson = json_decode($this->getString());
 		$this->outputJson = $this->getString();
diff --git a/src/pocketmine/network/mcpe/protocol/MoveEntityPacket.php b/src/pocketmine/network/mcpe/protocol/MoveEntityPacket.php
index e7c818d99..0a9ad2078 100644
--- a/src/pocketmine/network/mcpe/protocol/MoveEntityPacket.php
+++ b/src/pocketmine/network/mcpe/protocol/MoveEntityPacket.php
@@ -45,8 +45,8 @@ class MoveEntityPacket extends DataPacket{
 		$this->pitch = $this->getByte() * (360.0 / 256);
 		$this->headYaw = $this->getByte() * (360.0 / 256);
 		$this->yaw = $this->getByte() * (360.0 / 256);
-		$this->onGround = $this->getByte();
-		$this->teleported = $this->getByte();
+		$this->onGround = $this->getBool();
+		$this->teleported = $this->getBool();
 	}
 
 	public function encode(){
@@ -56,8 +56,8 @@ class MoveEntityPacket extends DataPacket{
 		$this->putByte($this->pitch / (360.0 / 256));
 		$this->putByte($this->headYaw / (360.0 / 256));
 		$this->putByte($this->yaw / (360.0 / 256));
-		$this->putByte($this->onGround);
-		$this->putByte($this->teleported);
+		$this->putBool($this->onGround);
+		$this->putBool($this->teleported);
 	}
 
 	public function handle(NetworkSession $session) : bool{
diff --git a/src/pocketmine/utils/BinaryStream.php b/src/pocketmine/utils/BinaryStream.php
index ebba43124..d864bd669 100644
--- a/src/pocketmine/utils/BinaryStream.php
+++ b/src/pocketmine/utils/BinaryStream.php
@@ -71,11 +71,11 @@ class BinaryStream extends \stdClass{
 	}
 
 	public function getBool() : bool{
-		return (bool) $this->getByte();
+		return $this->get(1) !== "\x00";
 	}
 
 	public function putBool($v){
-		$this->putByte((bool) $v);
+		$this->buffer .= ($v ? "\x01" : "\x00");
 	}
 
 	public function getLong(){