diff --git a/requirements.txt b/requirements.txt
index e98f40a..1aab818 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 amqp==2.2.2
-Babel==2.5.1
+Babel==2.9.1
 billiard==3.5.0.3
 cachetools==2.0.1
 celery==4.1.0
diff --git a/translation_caching/requirements.txt b/translation_caching/requirements.txt
index e98f40a..1aab818 100644
--- a/translation_caching/requirements.txt
+++ b/translation_caching/requirements.txt
@@ -1,5 +1,5 @@
 amqp==2.2.2
-Babel==2.5.1
+Babel==2.9.1
 billiard==3.5.0.3
 cachetools==2.0.1
 celery==4.1.0