diff --git a/octoprint_mystromswitch/__init__.py b/octoprint_mystromswitch/__init__.py
index 04492c9..5c64c16 100644
--- a/octoprint_mystromswitch/__init__.py
+++ b/octoprint_mystromswitch/__init__.py
@@ -245,6 +245,7 @@ class MyStromSwitchPlugin(octoprint.plugin.SettingsPlugin,
 
 
 __plugin_name__ = "MyStrom Switch"
+__plugin_pythoncompat__ = ">=2.7,<4"
 
 
 def __plugin_load__():
diff --git a/setup.py b/setup.py
index 4901dbb..3cfe8db 100644
--- a/setup.py
+++ b/setup.py
@@ -57,7 +57,9 @@ plugin_ignored_packages = []
 # Example:
 #     plugin_requires = ["someDependency==dev"]
 #     additional_setup_parameters = {"dependency_links": ["https://github.com/someUser/someRepo/archive/master.zip#egg=someDependency-dev"]}
-additional_setup_parameters = {}
+additional_setup_parameters = {
+    "use_2to3": True,
+}
 
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