diff --git a/requirements.txt b/requirements.txt
index 8e8963a..d888fe0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-Babel==2.2.0
+Babel==2.9.1
 Jinja2==2.8
 MarkupSafe==0.23
 Pygments==2.1.1