diff --git a/requirements-freeze.txt b/requirements-freeze.txt
index fb45acdb..9db49963 100644
--- a/requirements-freeze.txt
+++ b/requirements-freeze.txt
@@ -1,5 +1,5 @@
 alabaster==0.7.12
-Babel==2.6.0
+Babel==2.9.1
 blinker==1.3
 certifi==2018.11.29
 chardet==3.0.4