diff --git a/observatory/sentinel/requirements.txt b/observatory/sentinel/requirements.txt
index fbcd2b0..ddd0e04 100644
--- a/observatory/sentinel/requirements.txt
+++ b/observatory/sentinel/requirements.txt
@@ -1,6 +1,6 @@
 fastapi==0.115.0
 uvicorn[standard]==0.32.0
 websockets==13.1
-aiohttp==3.10.10
+aiohttp==3.14.3
 python-multipart==0.0.12
 pydantic==2.9.2