diff --git a/composer.json b/composer.json
index d0584c1ca..a8d8e5b43 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
       "pocketmine/spl": "dev-master#ee32424c100fd11ae7f7b8df7604623fd475f0ec",
       "pocketmine/binaryutils": "dev-master#03e6851f814aba96487ec64181a6ae948edd9f7a",
       "pocketmine/nbt": "dev-master#e8fb4c11b291e96c2b44220a5d00f97c1692556e",
-      "pocketmine/math": "dev-master#e0fe8ab70bcacead007cf11dd5b74adc91d94388"
+      "pocketmine/math": "dev-master#1df74f0352309a9c1e6728fa416a3f0493d07b16"
    },
    "autoload": {
       "psr-4": {
diff --git a/composer.lock b/composer.lock
index 6343462cf..3b00bcd70 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "content-hash": "e04780cd000c97da7b356dfdf858bf47",
+    "content-hash": "5db3835d3aa7483520dc89b1778bd765",
     "packages": [
         {
             "name": "pocketmine/binaryutils",
@@ -45,12 +45,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/pmmp/Math.git",
-                "reference": "e0fe8ab70bcacead007cf11dd5b74adc91d94388"
+                "reference": "1df74f0352309a9c1e6728fa416a3f0493d07b16"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/pmmp/Math/zipball/e0fe8ab70bcacead007cf11dd5b74adc91d94388",
-                "reference": "e0fe8ab70bcacead007cf11dd5b74adc91d94388",
+                "url": "https://api.github.com/repos/pmmp/Math/zipball/1df74f0352309a9c1e6728fa416a3f0493d07b16",
+                "reference": "1df74f0352309a9c1e6728fa416a3f0493d07b16",
                 "shasum": ""
             },
             "require": {
@@ -70,7 +70,7 @@
                 "source": "https://github.com/pmmp/Math/tree/master",
                 "issues": "https://github.com/pmmp/Math/issues"
             },
-            "time": "2018-03-17T12:35:50+00:00"
+            "time": "2018-03-18T18:01:56+00:00"
         },
         {
             "name": "pocketmine/nbt",
diff --git a/src/pocketmine/block/Block.php b/src/pocketmine/block/Block.php
index d3d1b265d..2749de1d9 100644
--- a/src/pocketmine/block/Block.php
+++ b/src/pocketmine/block/Block.php
@@ -506,7 +506,7 @@ class Block extends Position implements BlockIds, Metadatable{
 	 *
 	 * @return Block
 	 */
-	public function getSide($side, $step = 1){
+	public function getSide(int $side, int $step = 1){
 		if($this->isValid()){
 			return $this->getLevel()->getBlock(Vector3::getSide($side, $step));
 		}
diff --git a/src/pocketmine/level/Position.php b/src/pocketmine/level/Position.php
index 2a950736e..b573818a8 100644
--- a/src/pocketmine/level/Position.php
+++ b/src/pocketmine/level/Position.php
@@ -104,10 +104,8 @@ class Position extends Vector3{
 	 * @param int $step
 	 *
 	 * @return Position
-	 *
-	 * @throws LevelException
 	 */
-	public function getSide($side, $step = 1){
+	public function getSide(int $side, int $step = 1){
 		assert($this->isValid());
 
 		return Position::fromObject(parent::getSide($side, $step), $this->level);
diff --git a/src/pocketmine/level/WeakPosition.php b/src/pocketmine/level/WeakPosition.php
index 5257c8ba9..b843970c7 100644
--- a/src/pocketmine/level/WeakPosition.php
+++ b/src/pocketmine/level/WeakPosition.php
@@ -77,10 +77,8 @@ class WeakPosition extends Position{
 	 * @param int $step
 	 *
 	 * @return WeakPosition
-	 *
-	 * @throws LevelException
 	 */
-	public function getSide($side, $step = 1){
+	public function getSide(int $side, int $step = 1){
 		assert($this->isValid());
 
 		return WeakPosition::fromObject(parent::getSide($side, $step), $this->level);