diff --git a/.gitignore b/.gitignore
index fcc3b49b0..6c0160ccf 100644
--- a/.gitignore
+++ b/.gitignore
@@ -170,4 +170,4 @@ docs/_static/images
 
 # version number for bo4e-python; gets auto-generated during the command
 # python -m build
-src/_kohlrahbi_version.py
+src/_bo4e_python_version.py
diff --git a/pyproject.toml b/pyproject.toml
index 18efaa41c..6273f971f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -39,7 +39,7 @@ fragments = [{ path = "README.rst" }]
 source = "vcs"
 
 [tool.hatch.build.hooks.vcs]
-version-file = "src/_kohlrahbi_version.py"
+version-file = "src/_bo4e_python_version.py"
 template = '''
 version = "{version}"
 '''