diff --git a/requirements.txt b/requirements.txt
index 6fef9d9..4430b6e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 alembic==0.9.9
-Babel==2.5.3
+Babel==2.9.1
 click==6.7
 cssmin==0.2.0
 dominate==2.3.1