diff --git a/tests/CSSList/AtRuleBlockListTest.php b/tests/CSSList/AtRuleBlockListTest.php
index 676b908a..2c55d3fb 100644
--- a/tests/CSSList/AtRuleBlockListTest.php
+++ b/tests/CSSList/AtRuleBlockListTest.php
@@ -10,6 +10,8 @@
 
 /**
  * @covers \Sabberworm\CSS\CSSList\AtRuleBlockList
+ * @covers \Sabberworm\CSS\CSSList\CSSBlockList
+ * @covers \Sabberworm\CSS\CSSList\CSSList
  */
 final class AtRuleBlockListTest extends TestCase
 {
diff --git a/tests/Comment/CommentTest.php b/tests/Comment/CommentTest.php
index 7befcc27..15d5983e 100644
--- a/tests/Comment/CommentTest.php
+++ b/tests/Comment/CommentTest.php
@@ -9,9 +9,7 @@
 use Sabberworm\CSS\Tests\ParserTest as TestsParserTest;
 
 /**
- * @covers \Sabberworm\CSS\Comment\Comment
- * @covers \Sabberworm\CSS\OutputFormat
- * @covers \Sabberworm\CSS\OutputFormatter
+ * @coversNothing
  */
 final class CommentTest extends TestCase
 {
diff --git a/tests/OutputFormatTest.php b/tests/OutputFormatTest.php
index 3679245d..9852ae58 100644
--- a/tests/OutputFormatTest.php
+++ b/tests/OutputFormatTest.php
@@ -11,7 +11,7 @@
 use Sabberworm\CSS\Parsing\OutputException;
 
 /**
- * @covers \Sabberworm\CSS\OutputFormat
+ * @coversNothing
  */
 final class OutputFormatTest extends TestCase
 {
diff --git a/tests/ParserTest.php b/tests/ParserTest.php
index 930f12f7..f2608fb3 100644
--- a/tests/ParserTest.php
+++ b/tests/ParserTest.php
@@ -28,17 +28,7 @@
 use Sabberworm\CSS\Value\ValueList;
 
 /**
- * @covers \Sabberworm\CSS\CSSList\Document
  * @covers \Sabberworm\CSS\Parser
- * @covers \Sabberworm\CSS\RuleSet\DeclarationBlock
- * @covers \Sabberworm\CSS\Rule\Rule
- * @covers \Sabberworm\CSS\Value\CSSString
- * @covers \Sabberworm\CSS\Value\CalcFunction
- * @covers \Sabberworm\CSS\Value\Color
- * @covers \Sabberworm\CSS\Value\LineName
- * @covers \Sabberworm\CSS\Value\Size
- * @covers \Sabberworm\CSS\Value\URL
- * @covers \Sabberworm\CSS\Value\Value
  */
 final class ParserTest extends TestCase
 {
diff --git a/tests/RuleSet/DeclarationBlockTest.php b/tests/RuleSet/DeclarationBlockTest.php
index 2f5dc9f2..128048e8 100644
--- a/tests/RuleSet/DeclarationBlockTest.php
+++ b/tests/RuleSet/DeclarationBlockTest.php
@@ -13,6 +13,7 @@
 
 /**
  * @covers \Sabberworm\CSS\RuleSet\DeclarationBlock
+ * @covers \Sabberworm\CSS\RuleSet\RuleSet
  */
 final class DeclarationBlockTest extends TestCase
 {
diff --git a/tests/RuleSet/LenientParsingTest.php b/tests/RuleSet/LenientParsingTest.php
index 312bbd8b..c014f021 100644
--- a/tests/RuleSet/LenientParsingTest.php
+++ b/tests/RuleSet/LenientParsingTest.php
@@ -11,16 +11,7 @@
 use Sabberworm\CSS\Settings;
 
 /**
- * @covers \Sabberworm\CSS\CSSList\Document
- * @covers \Sabberworm\CSS\Parser
- * @covers \Sabberworm\CSS\RuleSet\DeclarationBlock
- * @covers \Sabberworm\CSS\Rule\Rule
- * @covers \Sabberworm\CSS\Value\CSSString
- * @covers \Sabberworm\CSS\Value\CalcFunction
- * @covers \Sabberworm\CSS\Value\Color
- * @covers \Sabberworm\CSS\Value\LineName
- * @covers \Sabberworm\CSS\Value\Size
- * @covers \Sabberworm\CSS\Value\URL
+ * @coversNothing
  */
 final class LenientParsingTest extends TestCase
 {