diff --git a/ovn_octavia_provider/helper.py b/ovn_octavia_provider/helper.py
index c1edf907..1f7fa6fb 100644
--- a/ovn_octavia_provider/helper.py
+++ b/ovn_octavia_provider/helper.py
@@ -116,6 +116,7 @@ class OvnProviderHelper(object):
         self.requests.put({'type': ovn_const.REQ_TYPE_EXIT})
         self.helper_thread.join()
         self.ovn_nbdb.stop()
+        del self.ovn_nbdb_api
 
     @staticmethod
     def _map_val(row, col, key):
diff --git a/ovn_octavia_provider/ovsdb/impl_idl_ovn.py b/ovn_octavia_provider/ovsdb/impl_idl_ovn.py
index e8731d81..124f620f 100644
--- a/ovn_octavia_provider/ovsdb/impl_idl_ovn.py
+++ b/ovn_octavia_provider/ovsdb/impl_idl_ovn.py
@@ -175,10 +175,11 @@ class OvnNbIdlForLb(ovsdb_monitor.OvnIdl):
 
     def stop(self):
         # Close the running connection if it has been initalized
-        if ((hasattr(self, 'conn') and not
-             self.conn.stop(timeout=config.get_ovn_ovsdb_timeout()))):
-            LOG.debug("Connection terminated to OvnNb "
-                      "but a thread is still alive")
+        if hasattr(self, 'conn'):
+            if not self.conn.stop(timeout=config.get_ovn_ovsdb_timeout()):
+                LOG.debug("Connection terminated to OvnNb "
+                          "but a thread is still alive")
+            del self.conn
         # complete the shutdown for the event handler
         self.notify_handler.shutdown()
         # Close the idl session