diff --git a/src/autodoc2/__init__.py b/src/autodoc2/__init__.py
index a4d3eb1..53b54a4 100644
--- a/src/autodoc2/__init__.py
+++ b/src/autodoc2/__init__.py
@@ -1,6 +1,6 @@
 """Analyse a python project and create documentation for it."""
 
-__version__ = "0.3.0"
+__version__ = "0.4.0"
 
 
 def setup(app):  # type: ignore