diff --git a/requirements.txt b/requirements.txt
index 24449c4..0514813 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ astroid==2.0.4
 astropy==3.0.4
 atomicwrites==1.3.0
 attrs==19.2.0
-Babel==2.6.0
+Babel==2.9.1
 backcall==0.1.0
 backports.shutil-get-terminal-size==1.0.0
 beautifulsoup4==4.6.3