diff --git a/requirements.txt b/requirements.txt
index 7bccdf7..d8e6b20 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,4 @@ SQLAlchemy==0.9.4
 unittest2==0.5.1
 http://github.com/mozilla-services/mozservices/archive/825cae97e99d1128a07ad8c73dcdc5764562b536.zip
 https://github.com/mozilla-services/tokenserver/archive/02f565379d5af04d23c46d35f3733decd1cab98d.zip
-http://github.com/mozilla-services/server-syncstorage/archive/1.5.4.zip
+http://github.com/mozilla-services/server-syncstorage/archive/f4c3b7b1a790430a792f76adf583ea5122381bff.zip