diff --git a/requirements.txt b/requirements.txt
index 17771b0..a8d4483 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alabaster==0.7.6
 anaconda-client==1.5.4
 APScheduler==3.0.5
 astroid==1.3.4
-Babel==2.1.1
+Babel==2.9.1
 backports-abc==0.4
 beautifulsoup4==4.6.0
 boto==2.45.0