diff --git a/docs/conf.py b/docs/conf.py
index 0b47bc4..991fcde 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -62,9 +62,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '3.7'
+version = '3.8'
 # The full version, including alpha/beta/rc tags.
-release = '3.7'
+release = '3.8'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/setup.py b/setup.py
index 95723ef..400981d 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setup(
     name = 'parsec',
-    version = '3.7',
+    version = '3.8',
     description = 'parser combinator.',
     long_description = 'A universal Python parser combinator library inspired by Parsec library of Haskell.',
     author = 'He Tao',