diff --git a/bench/bench.py b/bench/bench.py
index 4e72444e7..31cc7ac13 100644
--- a/bench/bench.py
+++ b/bench/bench.py
@@ -5,7 +5,7 @@ if __name__ == "__main__":
     import pytest  # NOQA
     import pstats
 
-    script = sys.argv[1:] if len(sys.argv) > 1 else "empty.py"
+    script = sys.argv[1:] if len(sys.argv) > 1 else ["empty.py"]
     stats = cProfile.run("pytest.cmdline.main(%r)" % script, "prof")
     p = pstats.Stats("prof")
     p.strip_dirs()
diff --git a/changelog/4912.trivial.rst b/changelog/4912.trivial.rst
index 9c5ca6d8e..9600c833b 100644
--- a/changelog/4912.trivial.rst
+++ b/changelog/4912.trivial.rst
@@ -1 +1,2 @@
-Remove deprecated Sphinx directive, ``add_description_unit()``.
+Remove deprecated Sphinx directive, ``add_description_unit()``,
+pin sphinx-removed-in to >= 0.2.0 to support Sphinx 2.0.
diff --git a/doc/en/reference.rst b/doc/en/reference.rst
index ca1061a8f..bd89d024d 100644
--- a/doc/en/reference.rst
+++ b/doc/en/reference.rst
@@ -199,16 +199,18 @@ Marks a test function as *expected to fail*.
 .. py:function:: pytest.mark.xfail(condition=None, *, reason=None, raises=None, run=True, strict=False)
 
     :type condition: bool or str
-    :param condition: ``True/False`` if the condition should be marked as xfail or a :ref:`condition string <string conditions>`.
+    :param condition:
+        Condition for marking the test function as xfail (``True/False`` or a
+        :ref:`condition string <string conditions>`).
     :keyword str reason: Reason why the test function is marked as xfail.
     :keyword Exception raises: Exception subclass expected to be raised by the test function; other exceptions will fail the test.
     :keyword bool run:
         If the test function should actually be executed. If ``False``, the function will always xfail and will
-        not be executed (useful a function is segfaulting).
+        not be executed (useful if a function is segfaulting).
     :keyword bool strict:
         * If ``False`` (the default) the function will be shown in the terminal output as ``xfailed`` if it fails
           and as ``xpass`` if it passes. In both cases this will not cause the test suite to fail as a whole. This
-          is particularly useful to mark *flaky* tests (tests that random at fail) to be tackled later.
+          is particularly useful to mark *flaky* tests (tests that fail at random) to be tackled later.
         * If ``True``, the function will be shown in the terminal output as ``xfailed`` if it fails, but if it
           unexpectedly passes then it will **fail** the test suite. This is particularly useful to mark functions
           that are always failing and there should be a clear indication if they unexpectedly start to pass (for example
diff --git a/doc/en/requirements.txt b/doc/en/requirements.txt
index 320ee8dcd..be22b7db8 100644
--- a/doc/en/requirements.txt
+++ b/doc/en/requirements.txt
@@ -1,4 +1,4 @@
 pygments-pytest>=1.1.0
-sphinx>=1.8.2,<2.0
+sphinx>=1.8.2,<2.1
 sphinxcontrib-trio
-sphinx-removed-in>=0.1.3
+sphinx-removed-in>=0.2.0
diff --git a/src/_pytest/capture.py b/src/_pytest/capture.py
index 7bd319b1a..ece690006 100644
--- a/src/_pytest/capture.py
+++ b/src/_pytest/capture.py
@@ -539,7 +539,10 @@ class FDCaptureBinary(object):
             self.tmpfile_fd = tmpfile.fileno()
 
     def __repr__(self):
-        return "<FDCapture %s oldfd=%s>" % (self.targetfd, self.targetfd_save)
+        return "<FDCapture %s oldfd=%s>" % (
+            self.targetfd,
+            getattr(self, "targetfd_save", None),
+        )
 
     def start(self):
         """ Start capturing on targetfd using memorized tmpfile. """
diff --git a/testing/test_capture.py b/testing/test_capture.py
index 91cf8d8cf..5ed806fa4 100644
--- a/testing/test_capture.py
+++ b/testing/test_capture.py
@@ -1231,20 +1231,27 @@ class TestStdCaptureFDinvalidFD(object):
             """
             import os
             from _pytest import capture
+
             def StdCaptureFD(out=True, err=True, in_=True):
                 return capture.MultiCapture(out, err, in_,
-                                              Capture=capture.FDCapture)
+                                            Capture=capture.FDCapture)
+
             def test_stdout():
                 os.close(1)
                 cap = StdCaptureFD(out=True, err=False, in_=False)
+                assert repr(cap.out) == "<FDCapture 1 oldfd=None>"
                 cap.stop_capturing()
+
             def test_stderr():
                 os.close(2)
                 cap = StdCaptureFD(out=False, err=True, in_=False)
+                assert repr(cap.err) == "<FDCapture 2 oldfd=None>"
                 cap.stop_capturing()
+
             def test_stdin():
                 os.close(0)
                 cap = StdCaptureFD(out=False, err=False, in_=True)
+                assert repr(cap.in_) == "<FDCapture 0 oldfd=None>"
                 cap.stop_capturing()
         """
         )