diff --git a/doc/conf.py b/doc/conf.py
index 4d0660d..37b87b8 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -60,9 +60,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '1.2'
+version = '1.3'
 # The full version, including alpha/beta/rc tags.
-release = '1.2.0'
+release = '1.3.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.