diff --git a/requirements/strict.txt b/requirements/strict.txt
index 8e8f443..0c00409 100644
--- a/requirements/strict.txt
+++ b/requirements/strict.txt
@@ -3,7 +3,7 @@ appnope==0.1.0
 astroid==1.6.5
 atomicwrites==1.2.1
 attrs==18.2.0
-Babel==2.6.0
+Babel==2.9.1
 backports.functools-lru-cache==1.5
 backports.shutil-get-terminal-size==1.0.0
 certifi==2018.11.29