diff --git a/CHANGES.rst b/CHANGES.rst
index cc93c113..5f9fd1b4 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -1,6 +1,17 @@
 Changes
 *******
 
+0.4.0 (2019-05-02)
+==================
+
+Changes:
+
+* Skipped Python 2.7 support (#61).
+* Added public URL "purl" (#58).
+* Added SSL verify option (#55).
+* Skipped internal WPS (#52).
+* Moved tests to top-level folder (#47).
+
 0.3.8 (2018-09-11)
 ==================
 
diff --git a/docs/source/conf.py b/docs/source/conf.py
index be5ad5f6..c1e15c44 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -65,9 +65,9 @@
 # built documents.
 #
 # The short X.Y version.
-version = '0.3'
+version = '0.4'
 # The full version, including alpha/beta/rc tags.
-release = '0.3'
+release = '0.4'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/twitcher/__init__.py b/twitcher/__init__.py
index f4b222a5..78186c17 100644
--- a/twitcher/__init__.py
+++ b/twitcher/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.3.8'
+__version__ = '0.4.0'
 
 
 def main(global_config, **settings):