diff --git a/owrx/controllers/__init__.py b/owrx/controllers/__init__.py
index 99bfad2..6e0be48 100644
--- a/owrx/controllers/__init__.py
+++ b/owrx/controllers/__init__.py
@@ -1,8 +1,7 @@
-from abc import ABC, abstractmethod
 from datetime import datetime
 
 
-class Controller(ABC):
+class Controller(object):
     def __init__(self, handler, request, options):
         self.handler = handler
         self.request = request
diff --git a/owrx/controllers/template.py b/owrx/controllers/template.py
index 3938719..6746012 100644
--- a/owrx/controllers/template.py
+++ b/owrx/controllers/template.py
@@ -1,10 +1,9 @@
 from . import Controller
 import pkg_resources
 from string import Template
-from abc import ABCMeta
 
 
-class TemplateController(Controller, metaclass=ABCMeta):
+class TemplateController(Controller):
     def render_template(self, file, **vars):
         file_content = pkg_resources.resource_string("htdocs", file).decode("utf-8")
         template = Template(file_content)
@@ -18,7 +17,7 @@ class TemplateController(Controller, metaclass=ABCMeta):
         return {}
 
 
-class WebpageController(TemplateController, metaclass=ABCMeta):
+class WebpageController(TemplateController):
     def template_variables(self):
         header = self.render_template("include/header.include.html")
         return {"header": header}