diff --git a/bbdev/config/requirements.txt b/bbdev/config/requirements.txt
index 1ec583e..f193217 100644
--- a/bbdev/config/requirements.txt
+++ b/bbdev/config/requirements.txt
@@ -25,7 +25,7 @@ django-settings-export==1.0.5
 djangorestframework==3.2.4
 djangorestframework-oauth==1.0.1
 docutils==0.12
-ecdsa==0.13
+ecdsa==0.13.3
 future==0.15.2
 httplib2==0.9.1
 idna==2.0