diff --git a/requirements.txt b/requirements.txt
index 7bc464e..8262a13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 alabaster==0.7.10
-Babel==2.5.0
+Babel==2.9.1
 beautifulsoup4==4.6.0
 blessings==1.6
 bs4==0.0.1