diff --git a/src/BaseCollection.php b/src/BaseCollection.php
index 407448fc5a..9598b1ae78 100644
--- a/src/BaseCollection.php
+++ b/src/BaseCollection.php
@@ -89,7 +89,7 @@ class BaseCollection extends \ArrayIterator
 	 */
 	public function map(callable $callback): BaseCollection
 	{
-		return new static(array_map($callback, $this->getArrayCopy()), $this->getTotalCount());
+		return new self(array_map($callback, $this->getArrayCopy()), $this->getTotalCount());
 	}
 
 	/**
@@ -102,7 +102,7 @@ class BaseCollection extends \ArrayIterator
 	 */
 	public function filter(callable $callback = null, int $flag = 0): BaseCollection
 	{
-		return new static(array_filter($this->getArrayCopy(), $callback, $flag));
+		return new self(array_filter($this->getArrayCopy(), $callback, $flag));
 	}
 
 	/**
@@ -112,14 +112,14 @@ class BaseCollection extends \ArrayIterator
 	 */
 	public function reverse(): BaseCollection
 	{
-		return new static(array_reverse($this->getArrayCopy()), $this->getTotalCount());
+		return new self(array_reverse($this->getArrayCopy()), $this->getTotalCount());
 	}
 
 	/**
 	 * Split the collection in smaller collections no bigger than the provided length
 	 *
 	 * @param int $length
-	 * @return static[]
+	 * @return self[]
 	 */
 	public function chunk(int $length): array
 	{
@@ -128,7 +128,7 @@ class BaseCollection extends \ArrayIterator
 		}
 
 		return array_map(function ($array) {
-			return new static($array);
+			return new self($array);
 		}, array_chunk($this->getArrayCopy(), $length));
 	}