diff --git a/requirements.txt b/requirements.txt
index fd0e7f6..42f6be8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alabaster==0.7.12
 allennlp==0.9.0
 appnope==0.1.0
 attrs==19.3.0
-Babel==2.8.0
+Babel==2.9.1
 backcall==0.1.0
 bleach==3.1.5
 blis==0.2.4