diff --git a/.coveragerc b/.coveragerc
index 43653d7..7decebb 100644
--- a/.coveragerc
+++ b/.coveragerc
@@ -1,6 +1,8 @@
 [run]
 branch = True
 omit =
+    **/migrations/*
+    **/tests/*
     **/__init__.py
     **/apps.py
 
diff --git a/README.md b/README.md
index ee864aa..22b7d80 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![GitHub](https://img.shields.io/github/license/earthpyy/django-thailand-geography)](https://github.com/earthpyy/django-thailand-geography/blob/main/LICENSE)
 [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/earthpyy/django-thailand-geography/ci.yml?branch=main)](https://github.com/earthpyy/django-thailand-geography/actions/workflows/ci.yml)
-[![codecov](https://codecov.io/gh/earthpyy/django-thailand-geography/branch/main/graph/badge.svg?token=PN19DJ3SDF)](https://codecov.io/gh/earthpyy/django-thailand-geography)
+[![codecov](https://codecov.io/gh/earthpyy/django-thailand-geography/branch/main/graph/badge.svg?token=PW280Y917H)](https://codecov.io/gh/earthpyy/django-thailand-geography)
 [![PyPI](https://img.shields.io/pypi/v/django-thailand-geography)](https://pypi.org/project/django-thailand-geography/)  
 [![PyPI - Python Version](https://img.shields.io/pypi/pyversions/django-thailand-geography)](https://github.com/earthpyy/django-thailand-geography)
 
diff --git a/thailand_geography/management/__init__.py b/thailand_geography/management/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/thailand_geography/management/commands/__init__.py b/thailand_geography/management/commands/__init__.py
new file mode 100644
index 0000000..e69de29