diff --git a/04-replicaset/container-image/requirements.txt b/04-replicaset/container-image/requirements.txt
index 7c05f0b..8af2445 100644
--- a/04-replicaset/container-image/requirements.txt
+++ b/04-replicaset/container-image/requirements.txt
@@ -1 +1 @@
-aiohttp==3.8.1
+aiohttp==3.8.5