missing dependency

setup.py

@@ -8,13 +8,14 @@ setup(
              'scripts/Qalbum-descriptor'],
   package_data={'':['lib/*']},
   include_package_data=True,
-  version = '2.20211016',
+  version = '2.20211221',
   description = 'A tool to create a web gallery from a folder structure of images / other files.',
   author = 'Ville Rantanen',
   author_email = 'ville.q.rantanen@gmail.com',
   url = 'https://bitbucket.org/MoonQ/qalbum',
   download_url = 'https://bitbucket.org/MoonQ/qalbum/get/master.tar.gz',
   keywords = ['album', 'generator', 'javascript'],
+  install_requires = ['configobj'],
   classifiers = [],
   license = 'MIT',
 )