diff --git a/tests/Core/ErrorSuppressionTest.php b/tests/Core/ErrorSuppressionTest.php
index 28165be5b5..65fc961fda 100644
--- a/tests/Core/ErrorSuppressionTest.php
+++ b/tests/Core/ErrorSuppressionTest.php
@@ -17,7 +17,8 @@
 /**
  * Tests for PHP_CodeSniffer error suppression tags.
  *
- * @coversNothing
+ * @covers PHP_CodeSniffer\Files\File::addMessage
+ * @covers PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
  */
 final class ErrorSuppressionTest extends TestCase
 {
@@ -32,7 +33,6 @@ final class ErrorSuppressionTest extends TestCase
      *                               Defaults to 0.
      *
      * @dataProvider dataSuppressError
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -165,7 +165,6 @@ public static function dataSuppressError()
      *                               Defaults to 1.
      *
      * @dataProvider dataSuppressSomeErrors
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -258,7 +257,6 @@ public static function dataSuppressSomeErrors()
      *                                 Defaults to 0.
      *
      * @dataProvider dataSuppressWarning
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -343,7 +341,6 @@ public static function dataSuppressWarning()
      *                               Defaults to 1.
      *
      * @dataProvider dataSuppressLine
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -444,8 +441,6 @@ public static function dataSuppressLine()
     /**
      * Test suppressing a single error using a single line ignore in the middle of a line.
      *
-     * @covers PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
-     *
      * @return void
      */
     public function testSuppressLineMidLine()
@@ -469,8 +464,6 @@ public function testSuppressLineMidLine()
     /**
      * Test suppressing a single error using a single line ignore within a docblock.
      *
-     * @covers PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
-     *
      * @return void
      */
     public function testSuppressLineWithinDocblock()
@@ -507,7 +500,6 @@ public function testSuppressLineWithinDocblock()
      * @param string $after  Annotation to place after the code.
      *
      * @dataProvider dataNestedSuppressLine
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -598,7 +590,6 @@ public static function dataNestedSuppressLine()
      *                               Defaults to 0.
      *
      * @dataProvider dataSuppressScope
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -696,7 +687,6 @@ public static function dataSuppressScope()
      *                                 Defaults to 0.
      *
      * @dataProvider dataSuppressFile
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -811,7 +801,6 @@ public static function dataSuppressFile()
      *                                 Defaults to 0.
      *
      * @dataProvider dataDisableSelected
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -929,7 +918,6 @@ public static function dataDisableSelected()
      * @param int    $expectedWarnings Number of warnings expected.
      *
      * @dataProvider dataEnableSelected
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -1104,7 +1092,6 @@ public static function dataEnableSelected()
      * @param int    $expectedWarnings Number of warnings expected.
      *
      * @dataProvider dataIgnoreSelected
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */
@@ -1196,7 +1183,6 @@ public static function dataIgnoreSelected()
      * @param int    $expectedWarnings Number of warnings expected.
      *
      * @dataProvider dataCommenting
-     * @covers       PHP_CodeSniffer\Tokenizers\Tokenizer::createPositionMap
      *
      * @return void
      */