diff --git a/requirements.txt b/requirements.txt
index ca8d0c4..b5d12c8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 altgraph==0.15
-Babel==2.5.3
+Babel==2.9.1
 beautifulsoup4==4.6.0
 blinker==1.4
 certifi==2018.4.16