diff --git a/deluge/ui/gtkui/edittrackersdialog.py b/deluge/ui/gtkui/edittrackersdialog.py
index 73058682d..64c2730a0 100644
--- a/deluge/ui/gtkui/edittrackersdialog.py
+++ b/deluge/ui/gtkui/edittrackersdialog.py
@@ -161,7 +161,7 @@ class EditTrackersDialog:
         log.debug("on_button_add_ok_clicked")
         from re import search as re_search
         tracker = self.glade.get_widget("entry_tracker").get_text()
-        if not re_search("https?://", tracker):
+        if not re_search("[udp|http]s?://", tracker):
             # Bad url.. lets prepend http://
             tracker = "http://" + tracker