diff --git a/tests/Rector/Dynamic/ReturnTypehintRector/Correct/correct4.php.inc b/tests/Rector/Dynamic/ReturnTypehintRector/Correct/correct4.php.inc
new file mode 100644
index 00000000000..544181e6c83
--- /dev/null
+++ b/tests/Rector/Dynamic/ReturnTypehintRector/Correct/correct4.php.inc
@@ -0,0 +1,10 @@
+<?php declare(strict_types=1);
+
+namespace SomeNamespace;
+
+class SomeClass
+{
+    public function nullable(): ?\SomeType
+    {
+    }
+}
diff --git a/tests/Rector/Dynamic/ReturnTypehintRector/ReturnTypehintRectorTest.php b/tests/Rector/Dynamic/ReturnTypehintRector/ReturnTypehintRectorTest.php
index 0168ad23a73..246647e50ff 100644
--- a/tests/Rector/Dynamic/ReturnTypehintRector/ReturnTypehintRectorTest.php
+++ b/tests/Rector/Dynamic/ReturnTypehintRector/ReturnTypehintRectorTest.php
@@ -23,6 +23,7 @@ final class ReturnTypehintRectorTest extends AbstractRectorTestCase
         yield [__DIR__ . '/Wrong/wrong.php.inc', __DIR__ . '/Correct/correct.php.inc'];
         yield [__DIR__ . '/Wrong/wrong2.php.inc', __DIR__ . '/Correct/correct2.php.inc'];
         yield [__DIR__ . '/Wrong/wrong3.php.inc', __DIR__ . '/Correct/correct3.php.inc'];
+        yield [__DIR__ . '/Wrong/wrong4.php.inc', __DIR__ . '/Correct/correct4.php.inc'];
     }
 
     protected function provideConfig(): string
diff --git a/tests/Rector/Dynamic/ReturnTypehintRector/Wrong/wrong4.php.inc b/tests/Rector/Dynamic/ReturnTypehintRector/Wrong/wrong4.php.inc
new file mode 100644
index 00000000000..1f20f33bb53
--- /dev/null
+++ b/tests/Rector/Dynamic/ReturnTypehintRector/Wrong/wrong4.php.inc
@@ -0,0 +1,10 @@
+<?php declare(strict_types=1);
+
+namespace SomeNamespace;
+
+class SomeClass
+{
+    public function nullable(): array
+    {
+    }
+}