diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index a8e3b40..de2f51e 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -55,6 +55,9 @@ jobs:
         uses: shivammathur/setup-php@v2
         with:
           php-version: '${{ matrix.php }}'
+          tools: phpunit
+          coverage: xdebug
+          extensions: xdebug
       - name: Run PHPUnit
         run: php ./vendor/bin/phpunit --coverage-clover=coverage.clover.xml
       - name: Upload coverage results to Coveralls
diff --git a/test/ZipStreamTest.php b/test/ZipStreamTest.php
index 6ea279b..8b37f0a 100644
--- a/test/ZipStreamTest.php
+++ b/test/ZipStreamTest.php
@@ -76,7 +76,7 @@ public function testAddFile(): void
         $tmpDir = $this->validateAndExtractZip($tmp);
 
         $files = $this->getRecursiveFileList($tmpDir);
-        $this->assertEquals(['sample.txt', 'test/sample.txt'], $files);
+        $this->assertEquals(['sample.txt', 'test' . DIRECTORY_SEPARATOR . 'sample.txt'], $files);
 
         $this->assertStringEqualsFile($tmpDir . '/sample.txt', 'Sample String Data');
         $this->assertStringEqualsFile($tmpDir . '/test/sample.txt', 'More Simple Sample Data');
@@ -308,7 +308,7 @@ public function testAddFileFromPath(): void
         $tmpDir = $this->validateAndExtractZip($tmp);
 
         $files = $this->getRecursiveFileList($tmpDir);
-        $this->assertEquals(array('sample.txt', 'test/sample.txt'), $files);
+        $this->assertEquals(array('sample.txt', 'test' . DIRECTORY_SEPARATOR . 'sample.txt'), $files);
 
         $this->assertStringEqualsFile($tmpDir . '/sample.txt', 'Sample String Data');
         $this->assertStringEqualsFile($tmpDir . '/test/sample.txt', 'More Simple Sample Data');
@@ -434,7 +434,7 @@ public function testAddFileFromStream(): void
         $tmpDir = $this->validateAndExtractZip($tmp);
 
         $files = $this->getRecursiveFileList($tmpDir);
-        $this->assertEquals(array('sample.txt', 'test/sample.txt'), $files);
+        $this->assertEquals(array('sample.txt', 'test' . DIRECTORY_SEPARATOR . 'sample.txt'), $files);
 
         $this->assertStringEqualsFile(__FILE__, file_get_contents($tmpDir . '/sample.txt'));
         $this->assertStringEqualsFile($tmpDir . '/test/sample.txt', 'More Simple Sample Data');
@@ -580,7 +580,7 @@ public function testCreateArchiveWithFlushOptionSet(): void
         $tmpDir = $this->validateAndExtractZip($tmp);
 
         $files = $this->getRecursiveFileList($tmpDir);
-        $this->assertEquals(['sample.txt', 'test/sample.txt'], $files);
+        $this->assertEquals(['sample.txt', 'test' . DIRECTORY_SEPARATOR . 'sample.txt'], $files);
 
         $this->assertStringEqualsFile($tmpDir . '/sample.txt', 'Sample String Data');
         $this->assertStringEqualsFile($tmpDir . '/test/sample.txt', 'More Simple Sample Data');