diff --git a/requirements.txt b/requirements.txt
index 6a88f60..d082f29 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 alabaster==0.7.12
-Babel==2.8.0
+Babel==2.9.1
 bcrypt==3.1.7
 certifi==2019.11.28
 cffi==1.14.0