diff --git a/requirements.txt b/requirements.txt
index 45f2208..267ad13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Sphinx==1.3.1
 WebOb==1.4.1
 WebTest==2.0.18
 beautifulsoup4==4.3.2
-boto==2.31.1
+boto==2.39.0
 chaussette==1.2
 cornice==1.0.0
 coverage==3.7.1