diff --git a/pyflakes/test/test_doctests.py b/pyflakes/test/test_doctests.py
index b6dfe629..0451cfd9 100644
--- a/pyflakes/test/test_doctests.py
+++ b/pyflakes/test/test_doctests.py
@@ -431,6 +431,18 @@ def doctest_stuff():
             '''
         """, m.UnusedImport)
 
+    def test_malformed_doctest_ignored(self):
+        self.flakes("""
+        def f():
+            '''my docstring
+
+            >>> hello
+             ...
+              ...
+               >>> world
+            '''
+        """)
+
 
 class TestOther(_DoctestMixin, TestOther):
     """Run TestOther with each test wrapped in a doctest."""