diff --git a/tangostationcontrol/tangostationcontrol/toolkit/archiver_util.py b/tangostationcontrol/tangostationcontrol/toolkit/archiver_util.py
index fb44006a3f1a51c437881088bf758d86ca74cadb..6cb885c613d5de34178747828cffc589f12c3643 100644
--- a/tangostationcontrol/tangostationcontrol/toolkit/archiver_util.py
+++ b/tangostationcontrol/tangostationcontrol/toolkit/archiver_util.py
@@ -2,6 +2,8 @@
    Utility functions for the Archiver functionality.
 """
 
+from tango import DeviceProxy
+
 def get_db_config(self, device_name:str) -> dict:
     """
     Retrieve the DB credentials from the Tango properties of Configuration Manager or EventSubscribers