diff --git a/Lib/test/test_pyrepl/test_pyrepl.py b/Lib/test/test_pyrepl/test_pyrepl.py
index e982e0bdd66e45..5672fe1ce7bacd 100644
--- a/Lib/test/test_pyrepl/test_pyrepl.py
+++ b/Lib/test/test_pyrepl/test_pyrepl.py
@@ -443,6 +443,11 @@ def test_auto_indent_default(self):
         )
         # fmt: on
 
+        events = code_to_events(input_code)
+        reader = self.prepare_reader(events)
+        output = multiline_input(reader)
+        self.assertEqual(output, output_code)
+
     def test_auto_indent_continuation(self):
         # auto indenting according to previous user indentation
         # fmt: off
diff --git a/Misc/NEWS.d/next/Tests/2025-05-08-15-06-01.gh-issue-133639.50-kbV.rst b/Misc/NEWS.d/next/Tests/2025-05-08-15-06-01.gh-issue-133639.50-kbV.rst
new file mode 100644
index 00000000000000..68826cd95fa2b0
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2025-05-08-15-06-01.gh-issue-133639.50-kbV.rst
@@ -0,0 +1,2 @@
+Fix ``TestPyReplAutoindent.test_auto_indent_default()`` doesn't run
+``input_code``.