Fix an outdated URL in a SyntaxError message.
diff --git a/Parser/tokenizer.c b/Parser/tokenizer.c
index d86615f..776183d 100644
--- a/Parser/tokenizer.c
+++ b/Parser/tokenizer.c
@@ -538,7 +538,7 @@
"Non-UTF-8 code starting with '\\x%.2x' "
"in file %.200s on line %i, "
"but no encoding declared; "
- "see http://www.python.org/peps/pep-0263.html for details",
+ "see http://python.org/dev/peps/pep-0263/ for details",
badchar, tok->filename, tok->lineno + 1);
PyErr_SetString(PyExc_SyntaxError, buf);
return error_ret(tok);