diff --git a/requirements.txt b/requirements.txt
index 44e5d38..84fe974 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ adium-theme-ubuntu==0.3.4
 alabaster==0.7.9
 apt-xapian-index==0.46
 avro==1.8.1
-Babel==2.3.4
+Babel==2.9.1
 backports-abc==0.4
 backports.shutil-get-terminal-size==1.0.0
 beautifulsoup4==4.3.2