diff --git a/beetsplug/importadded.py b/beetsplug/importadded.py
index de1bcdabc..19d4ecfe8 100644
--- a/beetsplug/importadded.py
+++ b/beetsplug/importadded.py
@@ -73,11 +73,6 @@ class ImportAddedPlugin(BeetsPlugin):
         """Write the given mtime to an item's `mtime` field and to the mtime
         of the item's file.
         """
-        if mtime is None:
-            self._log.warn(u"No mtime to be preserved for item '{0}'",
-                           util.displayable_path(item.path))
-            return
-
         # The file's mtime on disk must be in sync with the item's mtime
         self.write_file_mtime(util.syspath(item.path), mtime)
         item.mtime = mtime