diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 79b1fab..9ca7699 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -545,12 +545,12 @@
         self.assertRaises(UnicodeEncodeError, "\ud800".encode, "utf-8")
         self.assertRaises(UnicodeDecodeError, b"\xed\xa0\x80".decode, "utf-8")
 
-    def test_surrogates_handler(self):
-        self.assertEquals("abc\ud800def".encode("utf-8", "surrogates"),
+    def test_surrogatepass_handler(self):
+        self.assertEquals("abc\ud800def".encode("utf-8", "surrogatepass"),
                           b"abc\xed\xa0\x80def")
-        self.assertEquals(b"abc\xed\xa0\x80def".decode("utf-8", "surrogates"),
+        self.assertEquals(b"abc\xed\xa0\x80def".decode("utf-8", "surrogatepass"),
                           "abc\ud800def")
-        self.assertTrue(codecs.lookup_error("surrogates"))
+        self.assertTrue(codecs.lookup_error("surrogatepass"))
 
 class UTF7Test(ReadTest):
     encoding = "utf-7"
@@ -1040,12 +1040,12 @@
                 # Skipped
                 continue
             # The Unicode strings are given in UTF-8
-            orig = str(orig, "utf-8", "surrogates")
+            orig = str(orig, "utf-8", "surrogatepass")
             if prepped is None:
                 # Input contains prohibited characters
                 self.assertRaises(UnicodeError, nameprep, orig)
             else:
-                prepped = str(prepped, "utf-8", "surrogates")
+                prepped = str(prepped, "utf-8", "surrogatepass")
                 try:
                     self.assertEquals(nameprep(orig), prepped)
                 except Exception as e:
diff --git a/Lib/test/test_unicode.py b/Lib/test/test_unicode.py
index 3ede057..5aea367 100644
--- a/Lib/test/test_unicode.py
+++ b/Lib/test/test_unicode.py
@@ -906,10 +906,10 @@
         self.assertEqual('\u20ac'.encode('utf-8'), b'\xe2\x82\xac')
         self.assertEqual('\ud800\udc02'.encode('utf-8'), b'\xf0\x90\x80\x82')
         self.assertEqual('\ud84d\udc56'.encode('utf-8'), b'\xf0\xa3\x91\x96')
-        self.assertEqual('\ud800'.encode('utf-8', 'surrogates'), b'\xed\xa0\x80')
-        self.assertEqual('\udc00'.encode('utf-8', 'surrogates'), b'\xed\xb0\x80')
+        self.assertEqual('\ud800'.encode('utf-8', 'surrogatepass'), b'\xed\xa0\x80')
+        self.assertEqual('\udc00'.encode('utf-8', 'surrogatepass'), b'\xed\xb0\x80')
         self.assertEqual(
-            ('\ud800\udc02'*1000).encode('utf-8', 'surrogates'),
+            ('\ud800\udc02'*1000).encode('utf-8', 'surrogatepass'),
             b'\xf0\x90\x80\x82'*1000
         )
         self.assertEqual(