diff --git a/pyproject.toml b/pyproject.toml
index e01669b..9feefbd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "sphinxcontrib-cadquery"
-version = "0.3.0"
+version = "0.4.0"
 description = "Sphinx extension for rendering CadQuery models."
 packages = [
     {include = "sphinxcontrib"},
@@ -86,7 +86,7 @@ spyder = "^5.4.1"
 
 [tool.commitizen]
 name = "cz_conventional_commits"
-version = "0.3.0"
+version = "0.4.0"
 major_version_zero = true
 tag_format = "$version"
 annotated_tag = true
diff --git a/sphinxcontrib/cadquery/__init__.py b/sphinxcontrib/cadquery/__init__.py
index 9e9b8cc..315947d 100644
--- a/sphinxcontrib/cadquery/__init__.py
+++ b/sphinxcontrib/cadquery/__init__.py
@@ -13,7 +13,7 @@
     LegacyCqVtkDirective,
 )
 
-__version__ = "0.3.0"
+__version__ = "0.4.0"
 
 _ROOT_DIR = Path(__file__).absolute().parent