diff --git a/src/allmydata/immutable/download.py b/src/allmydata/immutable/download.py
index e8c0937dc..da1d40c40 100644
--- a/src/allmydata/immutable/download.py
+++ b/src/allmydata/immutable/download.py
@@ -9,7 +9,7 @@ from foolscap.eventual import eventually
 
 from allmydata.util import base32, mathutil, hashutil, log
 from allmydata.util.assertutil import _assert, precondition
-from allmydata import codec, hashtree, storage, uri
+from allmydata import codec, hashtree, uri
 from allmydata.interfaces import IDownloadTarget, IDownloader, IFileURI, IVerifierURI, \
      IDownloadStatus, IDownloadResults, IValidatedThingProxy, NotEnoughSharesError
 from allmydata.immutable import layout