diff --git a/agent-application/backend/requirements.txt b/agent-application/backend/requirements.txt
index bd4f5f5e..f25b9e70 100644
--- a/agent-application/backend/requirements.txt
+++ b/agent-application/backend/requirements.txt
@@ -2,7 +2,7 @@ annotated-doc==0.0.4
 annotated-types==0.7.0
 anyio==4.11.0
 cachetools==6.2.2
-certifi==2025.11.12
+certifi==2026.10.18
 charset-normalizer==3.4.4
 click==8.3.1
 dnspython==2.8.0