4 files changed, 5 insertions, 5 deletions
diff --git a/src/Components/DataType.php b/src/Components/DataType.php
index 6ebfc94..484e559 100644
--- a/src/Components/DataType.php
+++ b/src/Components/DataType.php
@@ -88,7 +88,7 @@ class DataType extends Component
      * @param TokensList $list    the list of tokens that are being parsed
      * @param array      $options parameters for parsing
      *
-     * @return DataType
+     * @return DataType|null
      */
     public static function parse(Parser $parser, TokensList $list, array $options = [])
     {
diff --git a/src/Components/Expression.php b/src/Components/Expression.php
index 38de90a..bf97937 100644
--- a/src/Components/Expression.php
+++ b/src/Components/Expression.php
@@ -147,7 +147,7 @@ class Expression extends Component
      * @param TokensList $list    the list of tokens that are being parsed
      * @param array      $options parameters for parsing
      *
-     * @return Expression
+     * @return Expression|null
      */
     public static function parse(Parser $parser, TokensList $list, array $options = [])
     {
diff --git a/src/Components/IntoKeyword.php b/src/Components/IntoKeyword.php
index 81cddb8..c3f8a43 100644
--- a/src/Components/IntoKeyword.php
+++ b/src/Components/IntoKeyword.php
@@ -112,7 +112,7 @@ class IntoKeyword extends Component
      * @param array             $columns        column list of destination
      * @param array             $values         selected fields
      * @param OptionsArray      $fields_options options for FIELDS/COLUMNS keyword
-     * @param OptionsArray      $fields_keyword options for OPTINOS keyword
+     * @param bool              $fields_keyword options for OPTIONS keyword
      */
     public function __construct(
         $type = null,
diff --git a/src/Components/UnionKeyword.php b/src/Components/UnionKeyword.php
index 3acc66b..55c9e29 100644
--- a/src/Components/UnionKeyword.php
+++ b/src/Components/UnionKeyword.php
@@ -14,8 +14,8 @@ use PhpMyAdmin\SqlParser\Component;
 class UnionKeyword extends Component
 {
     /**
-     * @param UnionKeyword[] $component the component to be built
-     * @param array          $options   parameters for building
+     * @param array<UnionKeyword[]> $component the component to be built
+     * @param array                 $options   parameters for building
      *
      * @return string
      */