diff --git a/deluge/core/torrentmanager.py b/deluge/core/torrentmanager.py
index a3b8ca671..d844f1855 100644
--- a/deluge/core/torrentmanager.py
+++ b/deluge/core/torrentmanager.py
@@ -440,6 +440,34 @@ class TorrentManager(component.Component):
         add_torrent_params["auto_managed"] = False
         add_torrent_params["duplicate_is_error"] = True
 
+        # If torrent already exists just append any extra trackers.
+        if state is None:
+            add_torrent_id = str(add_torrent_params["ti"].info_hash())
+            if add_torrent_id in self.get_torrent_list():
+                log.debug("Torrent (%s) exists, checking for trackers to add...", add_torrent_id)
+                add_torrent_trackers = []
+                for value in add_torrent_params["ti"].trackers():
+                    tracker = {}
+                    tracker["url"] = value.url
+                    tracker["tier"] = value.tier
+                    add_torrent_trackers.append(tracker)
+
+                torrent_trackers = {}
+                tracker_list = []
+                for tracker in  self[add_torrent_id].get_status(["trackers"])["trackers"]:
+                    torrent_trackers[(tracker["url"])] = tracker
+                    tracker_list.append(tracker)
+
+                added_tracker = False
+                for tracker in add_torrent_trackers:
+                    if tracker['url'] not in torrent_trackers:
+                        tracker_list.append(tracker)
+                        added_tracker = True
+
+                if added_tracker:
+                    self[add_torrent_id].set_trackers(tracker_list)
+                return
+
         # We need to pause the AlertManager momentarily to prevent alerts
         # for this torrent being generated before a Torrent object is created.
         component.pause("AlertManager")