diff --git a/05.underground_chat_client/requirements.txt b/05.underground_chat_client/requirements.txt
index 732a514..8e3cbf9 100644
--- a/05.underground_chat_client/requirements.txt
+++ b/05.underground_chat_client/requirements.txt
@@ -1,4 +1,4 @@
-aiohttp==3.5.4
+aiohttp==3.7.4
 aiofiles==0.4.0
 python-dotenv==0.10.2
 aionursery==0.3.0
\ No newline at end of file