diff --git a/api/requirements.txt b/api/requirements.txt
index bc8a454..fa72747 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -5,7 +5,7 @@ astor==0.7.1
 astroid==2.0.4
 atomicwrites==1.3.0
 attrs==18.2.0
-Babel==2.5.1
+Babel==2.9.1
 backcall==0.1.0
 beautifulsoup4==4.6.3
 better-exceptions==0.2.2