diff --git a/dashboard.py b/dashboard.py
index e971ab68..c135c6ae 100644
--- a/dashboard.py
+++ b/dashboard.py
@@ -1,4 +1,3 @@
-from past.utils import old_div
 import json
 from calendar import timegm
 from operator import itemgetter
@@ -74,7 +73,7 @@ class Dashboard(FileSystemEventHandler):
         # Even if we're not intending to poll, poll at least once to process pre-existing
         # data and to check whether the watchdog thread has crashed due to events not
         # being supported on this filesystem.
-        self.root.after(old_div(self._POLL * 1000,2), self.poll, True)
+        self.root.after(self._POLL * 1000/2, self.poll, True)
 
         return True