diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 8a433d9..6c74d10
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 alabaster==0.7.10
 astroid==1.5.3
-Babel==2.5.1
+Babel==2.9.1
 backports.functools-lru-cache==1.4
 beautifulsoup4==4.6.0
 bs4==0.0.1