diff --git a/tests/phpunit/suite.xml b/tests/phpunit/suite.xml
index c63751a0412..d2a7438fcf7 100644
--- a/tests/phpunit/suite.xml
+++ b/tests/phpunit/suite.xml
@@ -1,23 +1,5 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<phpunit bootstrap="./bootstrap.maintenance.php"
-       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-       xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
-       colors="true"
-       backupGlobals="false"
-       convertDeprecationsToExceptions="true"
-       convertErrorsToExceptions="true"
-       convertNoticesToExceptions="true"
-       convertWarningsToExceptions="true"
-       forceCoversAnnotation="true"
-       failOnWarning="true"
-       stopOnFailure="false"
-       failOnRisky="true"
-       beStrictAboutTestsThatDoNotTestAnything="true"
-       beStrictAboutOutputDuringTests="true"
-       verbose="false"
-       printerClass="MediaWikiPHPUnitResultPrinter"
-       stderr="true">
-       <!-- Output only to stderr to avoid "Headers already sent" problems -->
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" bootstrap="./bootstrap.maintenance.php" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd" colors="true" backupGlobals="false" convertDeprecationsToExceptions="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" forceCoversAnnotation="true" failOnWarning="true" stopOnFailure="false" failOnRisky="true" beStrictAboutTestsThatDoNotTestAnything="true" beStrictAboutOutputDuringTests="true" verbose="false" printerClass="MediaWikiPHPUnitResultPrinter" stderr="true">
+       
        <php>
                <ini name="memory_limit" value="-1" />
                <ini name="max_execution_time" value="0" />
@@ -38,7 +20,7 @@
                        <file>suites/ExtensionsTestSuite.php</file>
                        <file>suites/LessTestSuite.php</file>
                </testsuite>
-               <!-- As there is a class Maintenance, we cannot use the name "maintenance" directly -->
+               
                <testsuite name="maintenance_suite">
                        <directory>maintenance</directory>
                </testsuite>
@@ -68,10 +50,7 @@
        </groups>
        <coverage includeUncoveredFiles="true">
                <include>
-                       <directory suffix=".php">../../includes</directory>
-                       <directory suffix=".php">../../languages</directory>
-                       <directory suffix=".php">../../maintenance</directory>
-               </include>
+                       <directory suffix=".php">../../extensions/StopForumSpam/src</directory><directory suffix=".php">../../extensions/StopForumSpam/includes</directory><directory suffix=".php">../../extensions/StopForumSpam/maintenance</directory></include>
                <exclude>
                        <directory suffix=".php">../../languages/messages</directory>
                        <directory suffix=".php">../../maintenance/benchmarks</directory>
@@ -94,4 +73,4 @@
        <extensions>
                <extension class="MediaWikiLoggerPHPUnitExtension" />
        </extensions>
-</phpunit>
+</phpunit>
\ No newline at end of file