diff --git a/requirements.txt b/requirements.txt
index f259d59..4f958c7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ brotli==1.0.9
     # via -r requirements.in
 calmjs.parse==1.3.0
     # via -r requirements.in
-celery[msgpack,pytest,redis]==5.1.2
+celery[msgpack,pytest,redis]==5.3.6
     # via
     #   -r requirements.in
     #   pytest-celery