diff --git a/requirements-ckan.txt b/requirements-ckan.txt
index 7768ebc..c4cac6b 100644
--- a/requirements-ckan.txt
+++ b/requirements-ckan.txt
@@ -1,7 +1,7 @@
 # From https://github.com/ckan/ckan/blob/ckan-2.8.4/requirements.txt
 
 argparse==1.4.0           # via ofs
-Babel==2.3.4              # via flask-babel
+Babel==2.9.1              # via flask-babel
 Beaker==1.9.0             # via pylons
 bleach==2.1.3
 click==6.7