diff --git a/CHANGES.txt b/CHANGES.txt
index f15d6b193de356f2c9a6584eda584d6f1af11aec_Q0hBTkdFUy50eHQ=..08160213a728a413bdaeba67440538a93dac3fa7_Q0hBTkdFUy50eHQ= 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,8 @@
+Version 2.6.0 released 2012-06-26
+
+* Error messages changed to match proposal for Python 3.3.1
+  http://bugs.python.org/issue5067
+
 Version 2.5.2 released 2012-05-10
 
 * Fix for regression introduced in 2.5.1
diff --git a/conf.py b/conf.py
index f15d6b193de356f2c9a6584eda584d6f1af11aec_Y29uZi5weQ==..08160213a728a413bdaeba67440538a93dac3fa7_Y29uZi5weQ== 100644
--- a/conf.py
+++ b/conf.py
@@ -36,9 +36,9 @@
 
 # General substitutions.
 project = 'simplejson'
-copyright = '2011, Bob Ippolito'
+copyright = '2012, Bob Ippolito'
 
 # The default replacements for |version| and |release|, also used in various
 # other places throughout the built documents.
 #
 # The short X.Y version.
@@ -40,7 +40,7 @@
 
 # The default replacements for |version| and |release|, also used in various
 # other places throughout the built documents.
 #
 # The short X.Y version.
-version = '2.5'
+version = '2.6'
 # The full version, including alpha/beta/rc tags.
@@ -46,5 +46,5 @@
 # The full version, including alpha/beta/rc tags.
-release = '2.5.2'
+release = '2.6.0'
 
 # There are two options for replacing |today|: either, you set today to some
 # non-false value, then it is used:
diff --git a/index.rst b/index.rst
index f15d6b193de356f2c9a6584eda584d6f1af11aec_aW5kZXgucnN0..08160213a728a413bdaeba67440538a93dac3fa7_aW5kZXgucnN0 100644
--- a/index.rst
+++ b/index.rst
@@ -41,7 +41,7 @@
 Compact encoding::
 
     >>> import simplejson as json
-    >>> json.dumps([1,2,3,{'4': 5, '6': 7}], separators=(',',':'))
+    >>> json.dumps([1,2,3,{'4': 5, '6': 7}], separators=(',', ':'))
     '[1,2,3,{"4":5,"6":7}]'
 
 Pretty printing::
@@ -116,7 +116,7 @@
         "json": "obj"
     }
     $ echo '{ 1.2:3.4}' | python -m simplejson.tool
-    Expecting property name: line 1 column 2 (char 2)
+    Expecting property name enclosed in double quotes: line 1 column 2 (char 2)
 
 .. highlight:: python
 
diff --git a/setup.py b/setup.py
index f15d6b193de356f2c9a6584eda584d6f1af11aec_c2V0dXAucHk=..08160213a728a413bdaeba67440538a93dac3fa7_c2V0dXAucHk= 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
     DistutilsPlatformError
 
 IS_PYPY = hasattr(sys, 'pypy_translation_info')
-VERSION = '2.5.2'
+VERSION = '2.6.0'
 DESCRIPTION = "Simple, fast, extensible JSON encoder/decoder for Python"
 LONG_DESCRIPTION = open('README.rst', 'r').read()
 
diff --git a/simplejson/__init__.py b/simplejson/__init__.py
index f15d6b193de356f2c9a6584eda584d6f1af11aec_c2ltcGxlanNvbi9fX2luaXRfXy5weQ==..08160213a728a413bdaeba67440538a93dac3fa7_c2ltcGxlanNvbi9fX2luaXRfXy5weQ== 100644
--- a/simplejson/__init__.py
+++ b/simplejson/__init__.py
@@ -97,7 +97,7 @@
     $ echo '{ 1.2:3.4}' | python -m simplejson.tool
     Expecting property name: line 1 column 2 (char 2)
 """
-__version__ = '2.5.2'
+__version__ = '2.6.0'
 __all__ = [
     'dump', 'dumps', 'load', 'loads',
     'JSONDecoder', 'JSONDecodeError', 'JSONEncoder',
diff --git a/simplejson/_speedups.c b/simplejson/_speedups.c
index f15d6b193de356f2c9a6584eda584d6f1af11aec_c2ltcGxlanNvbi9fc3BlZWR1cHMuYw==..08160213a728a413bdaeba67440538a93dac3fa7_c2ltcGxlanNvbi9fc3BlZWR1cHMuYw== 100644
--- a/simplejson/_speedups.c
+++ b/simplejson/_speedups.c
@@ -1058,7 +1058,9 @@
 
             /* read key */
             if (str[idx] != '"') {
-                raise_errmsg("Expecting property name", pystr, idx);
+                raise_errmsg(
+                    "Expecting property name enclosed in double quotes",
+                    pystr, idx);
                 goto bail;
             }
             key = scanstring_str(pystr, idx + 1, encoding, strict, &next_idx);
@@ -1079,7 +1081,7 @@
             /* skip whitespace between key and : delimiter, read :, skip whitespace */
             while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
             if (idx > end_idx || str[idx] != ':') {
-                raise_errmsg("Expecting : delimiter", pystr, idx);
+                raise_errmsg("Expecting ':' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
@@ -1119,7 +1121,7 @@
                 break;
             }
             else if (str[idx] != ',') {
-                raise_errmsg("Expecting , delimiter", pystr, idx);
+                raise_errmsg("Expecting ',' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
@@ -1204,7 +1206,9 @@
 
             /* read key */
             if (str[idx] != '"') {
-                raise_errmsg("Expecting property name", pystr, idx);
+                raise_errmsg(
+                    "Expecting property name enclosed in double quotes",
+                    pystr, idx);
                 goto bail;
             }
             key = scanstring_unicode(pystr, idx + 1, strict, &next_idx);
@@ -1222,6 +1226,7 @@
             }
             idx = next_idx;
 
-            /* skip whitespace between key and : delimiter, read :, skip whitespace */
+            /* skip whitespace between key and : delimiter, read :, skip
+               whitespace */
             while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
             if (idx > end_idx || str[idx] != ':') {
@@ -1226,6 +1231,6 @@
             while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
             if (idx > end_idx || str[idx] != ':') {
-                raise_errmsg("Expecting : delimiter", pystr, idx);
+                raise_errmsg("Expecting ':' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
@@ -1259,9 +1264,10 @@
             /* skip whitespace before } or , */
             while (idx <= end_idx && IS_WHITESPACE(str[idx])) idx++;
 
-            /* bail if the object is closed or we didn't get the , delimiter */
+            /* bail if the object is closed or we didn't get the ,
+               delimiter */
             if (idx > end_idx) break;
             if (str[idx] == '}') {
                 break;
             }
             else if (str[idx] != ',') {
@@ -1263,9 +1269,9 @@
             if (idx > end_idx) break;
             if (str[idx] == '}') {
                 break;
             }
             else if (str[idx] != ',') {
-                raise_errmsg("Expecting , delimiter", pystr, idx);
+                raise_errmsg("Expecting ',' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
@@ -1359,7 +1365,7 @@
                 break;
             }
             else if (str[idx] != ',') {
-                raise_errmsg("Expecting , delimiter", pystr, idx);
+                raise_errmsg("Expecting ',' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
@@ -1431,7 +1437,7 @@
                 break;
             }
             else if (str[idx] != ',') {
-                raise_errmsg("Expecting , delimiter", pystr, idx);
+                raise_errmsg("Expecting ',' delimiter", pystr, idx);
                 goto bail;
             }
             idx++;
diff --git a/simplejson/decoder.py b/simplejson/decoder.py
index f15d6b193de356f2c9a6584eda584d6f1af11aec_c2ltcGxlanNvbi9kZWNvZGVyLnB5..08160213a728a413bdaeba67440538a93dac3fa7_c2ltcGxlanNvbi9kZWNvZGVyLnB5 100644
--- a/simplejson/decoder.py
+++ b/simplejson/decoder.py
@@ -203,7 +203,9 @@
                 pairs = object_hook(pairs)
             return pairs, end + 1
         elif nextchar != '"':
-            raise JSONDecodeError("Expecting property name", s, end)
+            raise JSONDecodeError(
+                "Expecting property name enclosed in double quotes",
+                s, end)
     end += 1
     while True:
         key, end = scanstring(s, end, encoding, strict)
@@ -214,7 +216,7 @@
         if s[end:end + 1] != ':':
             end = _w(s, end).end()
             if s[end:end + 1] != ':':
-                raise JSONDecodeError("Expecting : delimiter", s, end)
+                raise JSONDecodeError("Expecting ':' delimiter", s, end)
 
         end += 1
 
@@ -244,7 +246,7 @@
         if nextchar == '}':
             break
         elif nextchar != ',':
-            raise JSONDecodeError("Expecting , delimiter", s, end - 1)
+            raise JSONDecodeError("Expecting ',' delimiter", s, end - 1)
 
         try:
             nextchar = s[end]
@@ -259,7 +261,9 @@
 
         end += 1
         if nextchar != '"':
-            raise JSONDecodeError("Expecting property name", s, end - 1)
+            raise JSONDecodeError(
+                "Expecting property name enclosed in double quotes",
+                s, end - 1)
 
     if object_pairs_hook is not None:
         result = object_pairs_hook(pairs)
@@ -293,7 +297,7 @@
         if nextchar == ']':
             break
         elif nextchar != ',':
-            raise JSONDecodeError("Expecting , delimiter", s, end)
+            raise JSONDecodeError("Expecting ',' delimiter", s, end)
 
         try:
             if s[end] in _ws: