diff -r 3f3de8c47ff8 Lib/encodings/aliases.py
--- a/Lib/encodings/aliases.py	Sun Jun 22 12:44:05 2014 +0200
+++ b/Lib/encodings/aliases.py	Sun Jun 22 17:10:54 2014 -0700
@@ -396,6 +396,8 @@
     'iso_8859_8'         : 'iso8859_8',
     'iso_8859_8_1988'    : 'iso8859_8',
     'iso_ir_138'         : 'iso8859_8',
+    'iso-8859-8-i'       : 'iso8859_8',
+    'iso-8859-8-e'       : 'iso8859_8',
 
     # iso8859_9 codec
     'csisolatin5'        : 'iso8859_9',
@@ -485,8 +487,8 @@
     'sjisx0213'          : 'shift_jisx0213',
     's_jisx0213'         : 'shift_jisx0213',
 
-    # tactis codec
-    'tis260'             : 'tactis',
+    ## tactis codec
+    #'tis260'             : 'tactis', # missing codec module
 
     # tis_620 codec
     'tis620'             : 'tis_620',
diff -r 3f3de8c47ff8 Lib/test/test_codecs.py
--- a/Lib/test/test_codecs.py	Sun Jun 22 12:44:05 2014 +0200
+++ b/Lib/test/test_codecs.py	Sun Jun 22 17:10:54 2014 -0700
@@ -2,6 +2,7 @@
 import contextlib
 import io
 import locale
+import os
 import sys
 import unittest
 import warnings
@@ -2572,6 +2573,16 @@
                     self.assertEqual(info.name, expected_name)
 
 
+class AliasTest(unittest.TestCase):
+
+    def test_alias_modules_exist(self):
+        encodings_dir = os.path.dirname(encodings.__file__)
+        for value in encodings.aliases.aliases.values():
+            codec_file = os.path.join(encodings_dir, value + ".py")
+            self.assertTrue(os.path.isfile(codec_file),
+                            "Codec file not found: " + codec_file)
+
+
 # The codec system tries to wrap exceptions in order to ensure the error
 # mentions the operation being performed and the codec involved. We
 # currently *only* want this to happen for relatively stateless