diff --git a/requirements.txt b/requirements.txt
index a699e89..39756de 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alabaster==0.7.12
 allennlp==0.8.5
 atomicwrites==1.3.0
 attrs==19.1.0
-Babel==2.7.0
+Babel==2.9.1
 blis==0.2.4
 boto3==1.9.215
 botocore==1.12.215