diff --git a/thermostat.py b/thermostat.py
index 9ca617b..d861347 100644
--- a/thermostat.py
+++ b/thermostat.py
@@ -385,4 +385,6 @@ def thermostat_loop():
 t1 = Thread(target=thermostat_loop)
 t1.daemon = True
 t1.start()
+
+dbconn.close()
 logging.info("====== Ended successfully ======")