diff --git a/requirements.txt b/requirements.txt
index a1c87db..d9e5c36 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Babel==2.8.0
+Babel==2.9.1
 beautifulsoup4==4.8.2
 cairocffi==1.1.0
 CairoSVG==2.4.2