diff --git a/includes/ApiQueryExtracts.php b/includes/ApiQueryExtracts.php
index 9c52848..58c9dc3 100644
--- a/includes/ApiQueryExtracts.php
+++ b/includes/ApiQueryExtracts.php
@@ -427,6 +427,7 @@ class ApiQueryExtracts extends ApiQueryBase {
 
 	/**
 	 * @see ApiBase::getExamplesMessages()
+	 * @return array
 	 */
 	protected function getExamplesMessages() {
 		return [
diff --git a/includes/Hooks.php b/includes/Hooks.php
index 7c88f30..7503587 100644
--- a/includes/Hooks.php
+++ b/includes/Hooks.php
@@ -12,7 +12,7 @@ class Hooks {
 
 	/**
 	 * ApiOpenSearchSuggest hook handler
-	 * @param array $results
+	 * @param array &$results
 	 * @return bool
 	 */
 	public static function onApiOpenSearchSuggest( &$results ) {
diff --git a/phpcs.xml b/phpcs.xml
index 16e2412..af73563 100644
--- a/phpcs.xml
+++ b/phpcs.xml
@@ -2,16 +2,11 @@
 <ruleset>
 	<rule ref="./vendor/mediawiki/mediawiki-codesniffer/MediaWiki">
 		<exclude name="MediaWiki.Commenting.FunctionComment.MissingParamComment" />
-		<exclude name="MediaWiki.Commenting.FunctionComment.MissingParamTag" />
-		<exclude name="MediaWiki.Commenting.FunctionComment.MissingReturn" />
-		<exclude name="MediaWiki.Commenting.FunctionComment.ParamNameNoMatch" />
 		<exclude name="MediaWiki.Commenting.FunctionComment.MissingDocumentationPublic" />
 		<exclude name="MediaWiki.NamingConventions.LowerCamelFunctionsName.FunctionName" />
 		<exclude name="MediaWiki.WhiteSpace.SpaceBeforeSingleLineComment.NewLineComment" />
 	</rule>
 	<file>.</file>
 	<arg name="extensions" value="php,php5,inc" />
-	<arg name="encoding" value="utf8" />
-	<exclude-pattern>vendor</exclude-pattern>
-	<exclude-pattern>node_modules</exclude-pattern>
+	<arg name="encoding" value="UTF-8" />
 </ruleset>
diff --git a/tests/phpunit/ExtractFormatterTest.php b/tests/phpunit/ExtractFormatterTest.php
index 5ad16b9..6b0174f 100644
--- a/tests/phpunit/ExtractFormatterTest.php
+++ b/tests/phpunit/ExtractFormatterTest.php
@@ -72,9 +72,9 @@ class ExtractFormatterTest extends MediaWikiTestCase {
 
 	/**
 	 * @dataProvider provideGetFirstSentences
-	 * @param $text
-	 * @param $sentences
-	 * @param $expected
+	 * @param string $text
+	 * @param string $sentences
+	 * @param string $expected
 	 */
 	public function testGetFirstSentences( $text, $sentences, $expected ) {
 		$this->assertEquals( $expected, ExtractFormatter::getFirstSentences( $text, $sentences ) );
@@ -167,9 +167,9 @@ class ExtractFormatterTest extends MediaWikiTestCase {
 
 	/**
 	 * @dataProvider provideGetFirstChars
-	 * @param $text
-	 * @param $chars
-	 * @param $expected
+	 * @param string $text
+	 * @param string $chars
+	 * @param string $expected
 	 */
 	public function testGetFirstChars( $text, $chars, $expected ) {
 		$this->assertEquals( $expected, ExtractFormatter::getFirstChars( $text, $chars ) );