diff --git a/requirements-full.txt b/requirements-full.txt
index e19aa1c..90784d9 100644
--- a/requirements-full.txt
+++ b/requirements-full.txt
@@ -1,6 +1,6 @@
 alabaster==0.7.10
 argh==0.26.2
-Babel==2.4.0
+Babel==2.9.1
 cffi==1.10.0
 colorama==0.3.7
 cycler==0.10.0