diff --git a/requirements.txt b/requirements.txt
index 2b5152c..3f7f876 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ docutils==0.19
 ecdsa==0.18.0
 envs==1.4
 ephem==4.1.3
-future==0.18.2
+future==0.18.3
 gevent==21.12.0
 greenlet==1.1.3
 httplib2==0.20.4