diff --git a/requirements.txt b/requirements.txt
index 471da1f..d21f338 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 astor==0.7.1
-Babel==2.5.1
+Babel==2.9.1
 backports.csv==1.0.7
 certifi==2019.3.9
 cffi==1.12.3