diff --git a/examples/chat-py/requirements.txt b/examples/chat-py/requirements.txt
index e2e5826..135c639 100644
--- a/examples/chat-py/requirements.txt
+++ b/examples/chat-py/requirements.txt
@@ -2,7 +2,7 @@ aiohttp==3.9.4
 aiosignal==1.3.1
 async-timeout==4.0.2
 attrs==23.1.0
-certifi==2023.7.22
+certifi==2024.7.4
 charset-normalizer==3.1.0
 dataclasses-json==0.5.7
 frozenlist==1.3.3