diff --git a/requirements.txt b/requirements.txt
index 98d8d3ca..b3b17531 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -104,7 +104,7 @@ django-cogwheels==0.3
 webencodings==0.5.1 # needed for wagtail
 urllib3==2.2.2 # wagtail elasticsearch backend
 
-django-s3sign<=0.4.0
+django-s3sign==0.5.1
 ctlsettings==0.4.3
 text_unidecode==1.3