diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py
index 744b9d5..970b884 100644
--- a/Lib/test/test_support.py
+++ b/Lib/test/test_support.py
@@ -361,30 +361,30 @@
             # 2 latin characters.
             TESTFN_UNICODE = unicode("@test-\xe0\xf2", "latin-1")
         TESTFN_ENCODING = sys.getfilesystemencoding()
-        # TESTFN_UNICODE_UNENCODEABLE is a filename that should *not* be
+        # TESTFN_UNENCODABLE is a filename that should *not* be
         # able to be encoded by *either* the default or filesystem encoding.
         # This test really only makes sense on Windows NT platforms
         # which have special Unicode support in posixmodule.
         if (not hasattr(sys, "getwindowsversion") or
                 sys.getwindowsversion()[3] < 2): #  0=win32s or 1=9x/ME
-            TESTFN_UNICODE_UNENCODEABLE = None
+            TESTFN_UNENCODABLE = None
         else:
             # Japanese characters (I think - from bug 846133)
-            TESTFN_UNICODE_UNENCODEABLE = eval('u"@test-\u5171\u6709\u3055\u308c\u308b"')
+            TESTFN_UNENCODABLE = eval('u"@test-\u5171\u6709\u3055\u308c\u308b"')
             try:
                 # XXX - Note - should be using TESTFN_ENCODING here - but for
                 # Windows, "mbcs" currently always operates as if in
                 # errors=ignore' mode - hence we get '?' characters rather than
                 # the exception.  'Latin1' operates as we expect - ie, fails.
                 # See [ 850997 ] mbcs encoding ignores errors
-                TESTFN_UNICODE_UNENCODEABLE.encode("Latin1")
+                TESTFN_UNENCODABLE.encode("Latin1")
             except UnicodeEncodeError:
                 pass
             else:
                 print \
                 'WARNING: The filename %r CAN be encoded by the filesystem.  ' \
                 'Unicode filename tests may not be effective' \
-                % TESTFN_UNICODE_UNENCODEABLE
+                % TESTFN_UNENCODABLE
 
 
 # Disambiguate TESTFN for parallel testing, while letting it remain a valid
diff --git a/Lib/test/test_unicode_file.py b/Lib/test/test_unicode_file.py
index dcd4a36..f04bad3 100644
--- a/Lib/test/test_unicode_file.py
+++ b/Lib/test/test_unicode_file.py
@@ -6,7 +6,7 @@
 
 import unittest
 from test.test_support import run_unittest, TESTFN_UNICODE
-from test.test_support import TESTFN_ENCODING, TESTFN_UNICODE_UNENCODEABLE
+from test.test_support import TESTFN_ENCODING, TESTFN_UNENCODABLE
 try:
     TESTFN_ENCODED = TESTFN_UNICODE.encode(TESTFN_ENCODING)
 except (UnicodeError, TypeError):
@@ -171,8 +171,8 @@
     def test_single_files(self):
         self._test_single(TESTFN_ENCODED)
         self._test_single(TESTFN_UNICODE)
-        if TESTFN_UNICODE_UNENCODEABLE is not None:
-            self._test_single(TESTFN_UNICODE_UNENCODEABLE)
+        if TESTFN_UNENCODABLE is not None:
+            self._test_single(TESTFN_UNENCODABLE)
 
     def test_equivalent_files(self):
         self._test_equivalent(TESTFN_ENCODED, TESTFN_UNICODE)
@@ -188,9 +188,9 @@
         self._do_directory(TESTFN_UNICODE+ext, TESTFN_ENCODED+ext, False)
         self._do_directory(TESTFN_UNICODE+ext, TESTFN_UNICODE+ext, False)
         # Our directory name that can't use a non-unicode name.
-        if TESTFN_UNICODE_UNENCODEABLE is not None:
-            self._do_directory(TESTFN_UNICODE_UNENCODEABLE+ext,
-                               TESTFN_UNICODE_UNENCODEABLE+ext,
+        if TESTFN_UNENCODABLE is not None:
+            self._do_directory(TESTFN_UNENCODABLE+ext,
+                               TESTFN_UNENCODABLE+ext,
                                False)
 
 def test_main():