diff --git a/deluge/ui/webui/webui_plugin/webserver_common.py b/deluge/ui/webui/webui_plugin/webserver_common.py
index 6dacf6190..aa12ca6fb 100644
--- a/deluge/ui/webui/webui_plugin/webserver_common.py
+++ b/deluge/ui/webui/webui_plugin/webserver_common.py
@@ -109,7 +109,7 @@ CONFIG_DEFAULTS = {
 #/constants
 
 
-class SyncProxyFunction():
+class SyncProxyFunction:
     """
     helper class for SyncProxy
     """