diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6b5ee80b..3341aea9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,7 +17,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Added
-- [(#)]()
+- Add missing init files [(#254)](https://github.com/OpenEnergyPlatform/oemetadata/pull/254)
 
 ### Changed
 - [(#)]()
diff --git a/metadata/v1/__init__.py b/metadata/v1/__init__.py
new file mode 100644
index 00000000..1875d32d
--- /dev/null
+++ b/metadata/v1/__init__.py
@@ -0,0 +1,8 @@
+"""Example functions
+
+Examples calculater functionality.
+
+SPDX-FileCopyrightText: 2022 Jonas Huber <https://github.com/jh-rli> © Reiner Lemoine Institut
+SPDX-FileCopyrightText: 2022 Ludwig Hülk <https://github.com/Ludee> © Reiner Lemoine Institut
+SPDX-License-Identifier: MIT
+"""
diff --git a/metadata/v2/__init__.py b/metadata/v2/__init__.py
new file mode 100644
index 00000000..1875d32d
--- /dev/null
+++ b/metadata/v2/__init__.py
@@ -0,0 +1,8 @@
+"""Example functions
+
+Examples calculater functionality.
+
+SPDX-FileCopyrightText: 2022 Jonas Huber <https://github.com/jh-rli> © Reiner Lemoine Institut
+SPDX-FileCopyrightText: 2022 Ludwig Hülk <https://github.com/Ludee> © Reiner Lemoine Institut
+SPDX-License-Identifier: MIT
+"""