diff --git a/octoprint_autocollapse/__init__.py b/octoprint_autocollapse/__init__.py
index 7c6f512..a2a4a68 100644
--- a/octoprint_autocollapse/__init__.py
+++ b/octoprint_autocollapse/__init__.py
@@ -75,6 +75,7 @@ def get_update_information(self):
 
 __plugin_name__ = "Auto Collapse Files"
 __plugin_description__ = "Auto collapse the files accordion after loading the UI"
+__plugin_pythoncompat__ = ">=2.7,<4"
 
 def __plugin_load__():
 	global __plugin_implementation__