diff --git a/src/pocketmine/nbt/NBT.php b/src/pocketmine/nbt/NBT.php
index e8fc1d857..80d60b3f7 100644
--- a/src/pocketmine/nbt/NBT.php
+++ b/src/pocketmine/nbt/NBT.php
@@ -308,12 +308,19 @@ class NBT{
 		}
 	}
 
-	public function getLong() : int{
+	public function getLong(bool $network = false) : int{
+		if($network){
+			return Binary::readVarLong($this->buffer, $this->offset);
+		}
 		return $this->endianness === self::BIG_ENDIAN ? Binary::readLong($this->get(8)) : Binary::readLLong($this->get(8));
 	}
 
-	public function putLong($v){
-		$this->buffer .= $this->endianness === self::BIG_ENDIAN ? Binary::writeLong($v) : Binary::writeLLong($v);
+	public function putLong($v, bool $network = false){
+		if($network){
+			$this->buffer .= Binary::writeVarLong($v);
+		}else{
+			$this->buffer .= $this->endianness === self::BIG_ENDIAN ? Binary::writeLong($v) : Binary::writeLLong($v);
+		}
 	}
 
 	public function getFloat() : float{
diff --git a/src/pocketmine/nbt/tag/LongTag.php b/src/pocketmine/nbt/tag/LongTag.php
index 867e07077..25e13582d 100644
--- a/src/pocketmine/nbt/tag/LongTag.php
+++ b/src/pocketmine/nbt/tag/LongTag.php
@@ -43,13 +43,11 @@ class LongTag extends NamedTag{
 		return NBT::TAG_Long;
 	}
 
-	//TODO: check if this also changed to varint
-
 	public function read(NBT $nbt, bool $network = false){
-		$this->value = $nbt->getLong();
+		$this->value = $nbt->getLong($network);
 	}
 
 	public function write(NBT $nbt, bool $network = false){
-		$nbt->putLong($this->value);
+		$nbt->putLong($this->value, $network);
 	}
 }
\ No newline at end of file
diff --git a/src/raklib b/src/raklib
index 75b213db2..226772184 160000
--- a/src/raklib
+++ b/src/raklib
@@ -1 +1 @@
-Subproject commit 75b213db26755f67726784e0d5a36608158168cd
+Subproject commit 226772184b6cb3c014477feb41e55ec22850f2dd