diff --git a/IPython/frontend/_process/killableprocess.py b/IPython/frontend/_process/killableprocess.py
index 1ef8f2e..86fbc6f 100644
--- a/IPython/frontend/_process/killableprocess.py
+++ b/IPython/frontend/_process/killableprocess.py
@@ -71,16 +71,11 @@ mswindows = (sys.platform == "win32")
 skip = False
 
 if mswindows:
-    # Some versions of windows, in some strange corner cases, give
-    # errror with the killableprocess.
-    if sys.version_info[:2] > (2, 4):
-        import platform
-        if platform.uname()[3] == '' or platform.uname()[3] > '6.0.6000':
-            skip = True
-        else:
-            import winprocess
-    else:
+    import platform
+    if platform.uname()[3] == '' or platform.uname()[3] > '6.0.6000':
         skip = True
+    else:
+        import winprocess
 else:
     import signal
 
diff --git a/IPython/frontend/_process/pipedprocess.py b/IPython/frontend/_process/pipedprocess.py
index 2cda128..1b145af 100644
--- a/IPython/frontend/_process/pipedprocess.py
+++ b/IPython/frontend/_process/pipedprocess.py
@@ -50,7 +50,7 @@ class PipedProcess(Thread):
         """
         env = os.environ
         env['TERM'] = 'xterm'
-        process = Popen((self.command_string + ' 2>&1', ), shell=True,
+        process = Popen(self.command_string + ' 2>&1', shell=True,
                                 env=env,
                                 universal_newlines=True,
                                 stdout=PIPE, stdin=PIPE, )
diff --git a/IPython/frontend/tests/test_process.py b/IPython/frontend/tests/test_process.py
index 8f6784f..dc8db5f 100644
--- a/IPython/frontend/tests/test_process.py
+++ b/IPython/frontend/tests/test_process.py
@@ -20,8 +20,6 @@ from IPython.frontend._process import PipedProcess
 from IPython.testing import decorators as testdec
 
 
-# FIXME
-@testdec.skip("This doesn't work under Windows")
 def test_capture_out():
     """ A simple test to see if we can execute a process and get the output.
     """
@@ -33,8 +31,6 @@ def test_capture_out():
     assert result == '1'
 
 
-# FIXME
-@testdec.skip("This doesn't work under Windows")
 def test_io():
     """ Checks that we can send characters on stdin to the process.
     """
@@ -51,8 +47,6 @@ def test_io():
     assert result == test_string
 
 
-# FIXME
-@testdec.skip("This doesn't work under Windows")
 def test_kill():
     """ Check that we can kill a process, and its subprocess.
     """