diff --git a/MANIFEST.in b/MANIFEST.in
index 608d55f..84c29b7 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1,3 +1,4 @@
 include *.py *.md
 recursive-include namekoplus/chassis *.py
-recursive-include namekoplus/templates *.py *.yml
\ No newline at end of file
+recursive-include namekoplus/templates *.py *.yml
+recursive-include namekoplus/chassis-agent *.py *.yml
\ No newline at end of file
diff --git a/namekoplus/chassis-agent/__init__.py b/namekoplus/chassis-agent/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index 7ad470b..600dced 100644
--- a/setup.py
+++ b/setup.py
@@ -9,7 +9,7 @@ with open(path.join(here, 'README.md'), encoding='utf-8') as f:
 
 setup(
     name='namekoplus',
-    version='0.2.1',
+    version='0.2.2',
     description='A lightweight Python distributed microservice solution',
     long_description=long_description,
     long_description_content_type='text/markdown',
@@ -33,7 +33,7 @@ setup(
         'Topic :: Software Development :: Libraries :: Python Modules',
     ],
     platforms='any',
-    python_requires='>=3',
+    python_requires='>=3.8, <4',
 
     keywords='lightweight python distributed microservice solution',