diff --git a/docs/source/conf.py b/docs/source/conf.py
index 57710fb032..01865fa626 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -51,9 +51,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '6.3'
+version = '6.4'
 # The full version, including alpha/beta/rc tags.
-release = '6.3'
+release = '6.4'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/thug/__init__.py b/thug/__init__.py
index cbc2b360ae..78591a9788 100644
--- a/thug/__init__.py
+++ b/thug/__init__.py
@@ -3,7 +3,7 @@
 
 import appdirs
 
-__version__ = "6.3"
+__version__ = "6.4"
 __jsengine__ = ""
 __jsengine_version__ = ""