Update spec version number.
diff --git a/Lib/decimal.py b/Lib/decimal.py
index dc38167..cc2c5a5 100644
--- a/Lib/decimal.py
+++ b/Lib/decimal.py
@@ -134,7 +134,7 @@
     'setcontext', 'getcontext', 'localcontext'
 ]
 
-__version__ = '1.68'    # Highest version of the spec this complies with
+__version__ = '1.70'    # Highest version of the spec this complies with
 
 import copy as _copy
 import math as _math