diff --git a/playout/update.py b/playout/update.py
index ea7b9b2..3954409 100755
--- a/playout/update.py
+++ b/playout/update.py
@@ -40,6 +40,8 @@ for i in range(10):
                     shutil.copyfileobj(r.raw, fd)
                 ox.avinfo('%s.tmp' % name)['duration']
                 shutil.move('%s.tmp' % name, name)
+                mtime = time.mktime(datetime.datetime.strptime(r.headers.get("Last-Modified"), "%a, %d %b %Y %X GMT").timetuple())
+                os.utime(name, (mtime, mtime))
                 ox.avinfo(name)['duration']
             except:
                 print(url, 'failed')