diff --git a/src/Runner/TestSuiteSorter.php b/src/Runner/TestSuiteSorter.php
index a0ed43f13ba..2aab5b1c394 100644
--- a/src/Runner/TestSuiteSorter.php
+++ b/src/Runner/TestSuiteSorter.php
@@ -315,9 +315,9 @@ private function cmpSize(Test $a, Test $b): int
      * 3. If the test has dependencies but none left to do: mark done, start again from the top
      * 4. When we reach the end add any leftover tests to the end. These will be marked 'skipped' during execution.
      *
-     * @param array<DataProviderTestSuite|TestCase> $tests
+     * @param array<TestCase> $tests
      *
-     * @return array<DataProviderTestSuite|TestCase>
+     * @return array<TestCase>
      */
     private function resolveDependencies(array $tests): array
     {
diff --git a/src/TextUI/Output/TestDox/ResultPrinter.php b/src/TextUI/Output/TestDox/ResultPrinter.php
index 394a3fa0fdc..f0a7af9ae32 100644
--- a/src/TextUI/Output/TestDox/ResultPrinter.php
+++ b/src/TextUI/Output/TestDox/ResultPrinter.php
@@ -306,7 +306,7 @@ private function prefixLines(string $prefix, string $message): string
             PHP_EOL,
             array_map(
                 static fn (string $line) => '   ' . $prefix . ($line ? ' ' . $line : ''),
-                preg_split('/\r\n|\r|\n/', $message),
+                preg_split('/\r\n|\r|\n/', $message) ?: [],
             ),
         );
     }