diff --git a/src/crafting/CraftingGrid.php b/src/crafting/CraftingGrid.php
index eb3ea5f25..b72392016 100644
--- a/src/crafting/CraftingGrid.php
+++ b/src/crafting/CraftingGrid.php
@@ -96,7 +96,7 @@ abstract class CraftingGrid extends SimpleInventory{
 	 * Returns the item at offset x,y, offset by where the starts of the recipe rectangle are.
 	 */
 	public function getIngredient(int $x, int $y) : Item{
-		if($this->startX !== null and $this->startY !== null){
+		if($this->startX !== null && $this->startY !== null){
 			return $this->getItem(($y + $this->startY) * $this->gridWidth + ($x + $this->startX));
 		}
 
diff --git a/src/crafting/ShapedRecipe.php b/src/crafting/ShapedRecipe.php
index 5fc881a97..fc02224a9 100644
--- a/src/crafting/ShapedRecipe.php
+++ b/src/crafting/ShapedRecipe.php
@@ -62,14 +62,14 @@ class ShapedRecipe implements CraftingRecipe{
 	 */
 	public function __construct(array $shape, array $ingredients, array $results){
 		$this->height = count($shape);
-		if($this->height > 3 or $this->height <= 0){
+		if($this->height > 3 || $this->height <= 0){
 			throw new \InvalidArgumentException("Shaped recipes may only have 1, 2 or 3 rows, not $this->height");
 		}
 
 		$shape = array_values($shape);
 
 		$this->width = strlen($shape[0]);
-		if($this->width > 3 or $this->width <= 0){
+		if($this->width > 3 || $this->width <= 0){
 			throw new \InvalidArgumentException("Shaped recipes may only have 1, 2 or 3 columns, not $this->width");
 		}
 
@@ -79,7 +79,7 @@ class ShapedRecipe implements CraftingRecipe{
 			}
 
 			for($x = 0; $x < $this->width; ++$x){
-				if($row[$x] !== ' ' and !isset($ingredients[$row[$x]])){
+				if($row[$x] !== ' ' && !isset($ingredients[$row[$x]])){
 					throw new \InvalidArgumentException("No item specified for symbol '" . $row[$x] . "'");
 				}
 			}
@@ -172,7 +172,7 @@ class ShapedRecipe implements CraftingRecipe{
 
 				$given = $grid->getIngredient($reverse ? $this->width - $x - 1 : $x, $y);
 				$required = $this->getIngredient($x, $y);
-				if(!$required->equals($given, !$required->hasAnyDamageValue(), $required->hasNamedTag()) or $required->getCount() > $given->getCount()){
+				if(!$required->equals($given, !$required->hasAnyDamageValue(), $required->hasNamedTag()) || $required->getCount() > $given->getCount()){
 					return false;
 				}
 			}
@@ -182,10 +182,10 @@ class ShapedRecipe implements CraftingRecipe{
 	}
 
 	public function matchesCraftingGrid(CraftingGrid $grid) : bool{
-		if($this->width !== $grid->getRecipeWidth() or $this->height !== $grid->getRecipeHeight()){
+		if($this->width !== $grid->getRecipeWidth() || $this->height !== $grid->getRecipeHeight()){
 			return false;
 		}
 
-		return $this->matchInputMap($grid, false) or $this->matchInputMap($grid, true);
+		return $this->matchInputMap($grid, false) || $this->matchInputMap($grid, true);
 	}
 }
diff --git a/src/crafting/ShapelessRecipe.php b/src/crafting/ShapelessRecipe.php
index 195b917fa..4ef3bfc1a 100644
--- a/src/crafting/ShapelessRecipe.php
+++ b/src/crafting/ShapelessRecipe.php
@@ -85,7 +85,7 @@ class ShapelessRecipe implements CraftingRecipe{
 
 		foreach($this->ingredients as $needItem){
 			foreach($input as $j => $haveItem){
-				if($haveItem->equals($needItem, !$needItem->hasAnyDamageValue(), $needItem->hasNamedTag()) and $haveItem->getCount() >= $needItem->getCount()){
+				if($haveItem->equals($needItem, !$needItem->hasAnyDamageValue(), $needItem->hasNamedTag()) && $haveItem->getCount() >= $needItem->getCount()){
 					unset($input[$j]);
 					continue 2;
 				}