diff --git a/requirements.txt b/requirements.txt
index 1df5b11..2640cf6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 alabaster==0.7.12
-Babel==2.8.0
+Babel==2.9.1
 certifi==2020.4.5.1
 chardet==3.0.4
 click==7.1.1